Question 1

Identify the triangle as scalene, isosceles, or equilateral.
-

Accepted Answer

A)  Equilateral 
B)  Isosceles 
C)  Scalene 
A)  Equilateral 
B)  Isosceles 
C)  Scalene

Question 2

Refer to this figure to answer the question. Line DH is parallel to line IM. Line BO is perpendicular to line DH.  
-Choose the true statement.

Accepted Answer

A)  $\mathrm { m } ( \angle \mathrm { JN } ) = \mathrm { m } ( \angle \mathrm { AEF } )$ 
B)  $\angle \mathrm { BFG }$ and $\angle \mathrm { CGH }$ are complementary. 
C)  $\mathrm { m } ( \angle \mathrm { JN } ) + \mathrm { m } ( \angle \mathrm { EJK } ) = 180 ^ { \circ }$ 
D)  $\mathrm { m } ( \angle \mathrm { FEJ } ) < \mathrm { m } ( \angle \mathrm { DEJ } )$ 
A)  $\mathrm { m } ( \angle \mathrm { JN } ) = \mathrm { m } ( \angle \mathrm { AEF } )$ 
B)  $\angle \mathrm { BFG }$ and $\angle \mathrm { CGH }$ are complementary. 
C)  $\mathrm { m } ( \angle \mathrm { JN } ) + \mathrm { m } ( \angle \mathrm { EJK } ) = 180 ^ { \circ }$ 
D)  $\mathrm { m } ( \angle \mathrm { FEJ } ) < \mathrm { m } ( \angle \mathrm { DEJ } )$

Question 3

Refer to this figure to answer the question. Line DH is parallel to line IM. Line BO is perpendicular to line DH.  
-$\mathrm { m } ( \angle \mathrm {I JN } )$ is $56 ^ { \circ }$. What is the measure of $\angle \mathrm { EJK }$ ?

Accepted Answer

A)  $56 ^ { \circ }$ 
B)  Can't determine 
C)  $124 ^ { \circ }$ 
D)  $34 ^ { \circ }$ 
A)  $56 ^ { \circ }$ 
B)  Can't determine 
C)  $124 ^ { \circ }$ 
D)  $34 ^ { \circ }$

Question 4

Use the properties of parallel lines to solve the problem.
-If $\mathrm { p } \| \mathrm { q }$ and $\mathrm { m } ( \angle 8 ) = 40 ^ { \circ }$, what are the measures of the other angles?

Accepted Answer

A)  $\mathrm { m } ( \angle 5 ) = \mathrm { m } ( \angle 6 ) = \mathrm { m } ( \angle 7 ) = 40 ^ { \circ } , \mathrm { m } ( \angle 1 ) = \mathrm { m } ( \angle 2 ) = \mathrm { m } ( \angle 3 ) = \mathrm { m } ( \angle 4 ) = 140 ^ { \circ }$ 
B)  $\mathrm { m } ( \angle 2 ) = \mathrm { m } ( \angle 4 ) = \mathrm { m } ( \angle 6 ) = 40 ^ { \circ } , \mathrm { m } ( \angle 1 ) = \mathrm { m } ( \angle 3 ) = \mathrm { m } ( \angle 5 ) = \mathrm { m } ( \angle 7 ) = 150 ^ { \circ }$ 
C)  $\mathrm { m } ( \angle 2 ) = \mathrm { m } ( \angle 4 ) = \mathrm { m } ( \angle 6 ) = 40 ^ { \circ } , \mathrm { m } ( \angle 1 ) = \mathrm { m } ( \angle 3 ) = \mathrm { m } ( \angle 5 ) = \mathrm { m } ( \angle 7 ) = 50 ^ { \circ }$ 
D)  $\mathrm { m } ( \angle 2 ) = \mathrm { m } ( \angle 4 ) = \mathrm { m } ( \angle 6 ) = 40 ^ { \circ } , \mathrm { m } ( \angle 1 ) = \mathrm { m } ( \angle 3 ) = \mathrm { m } ( \angle 5 ) = \mathrm { m } ( \angle 7 ) = 140 ^ { \circ }$ 
A)  $\mathrm { m } ( \angle 5 ) = \mathrm { m } ( \angle 6 ) = \mathrm { m } ( \angle 7 ) = 40 ^ { \circ } , \mathrm { m } ( \angle 1 ) = \mathrm { m } ( \angle 2 ) = \mathrm { m } ( \angle 3 ) = \mathrm { m } ( \angle 4 ) = 140 ^ { \circ }$ 
B)  $\mathrm { m } ( \angle 2 ) = \mathrm { m } ( \angle 4 ) = \mathrm { m } ( \angle 6 ) = 40 ^ { \circ } , \mathrm { m } ( \angle 1 ) = \mathrm { m } ( \angle 3 ) = \mathrm { m } ( \angle 5 ) = \mathrm { m } ( \angle 7 ) = 150 ^ { \circ }$ 
C)  $\mathrm { m } ( \angle 2 ) = \mathrm { m } ( \angle 4 ) = \mathrm { m } ( \angle 6 ) = 40 ^ { \circ } , \mathrm { m } ( \angle 1 ) = \mathrm { m } ( \angle 3 ) = \mathrm { m } ( \angle 5 ) = \mathrm { m } ( \angle 7 ) = 50 ^ { \circ }$ 
D)  $\mathrm { m } ( \angle 2 ) = \mathrm { m } ( \angle 4 ) = \mathrm { m } ( \angle 6 ) = 40 ^ { \circ } , \mathrm { m } ( \angle 1 ) = \mathrm { m } ( \angle 3 ) = \mathrm { m } ( \angle 5 ) = \mathrm { m } ( \angle 7 ) = 140 ^ { \circ }$

Question 5

Find the requested angle.
-Supplement of 45°

Accepted Answer

A) 90° 
B) 315° 
C) 135° 
D) 45° 
A) 90° 
B) 315° 
C) 135° 
D) 45°

Question 6

Complete the sketch so that it has the indicated symmetry.
-Complete the sketch so that it has line symmetry about l.

Accepted Answer

The answer of Complete the sketch so that it has...

Question 7

Tell whether the angle is acute, right, obtuse, or straight.
-

Accepted Answer

A) Obtuse 
B) Straight 
C) Right 
D) Acute 
A) Obtuse 
B) Straight 
C) Right 
D) Acute

Question 8

Determine the measure of the interior angle at vertex A.
-

Accepted Answer

A)  $120 ^ { \circ }$ 
B)  $200 ^ { \circ }$ 
C)  $90 ^ { \circ }$ 
D)  $180 ^ { \circ }$ 
A)  $120 ^ { \circ }$ 
B)  $200 ^ { \circ }$ 
C)  $90 ^ { \circ }$ 
D)  $180 ^ { \circ }$

Question 9

Solve the problem.
-Which of the lines in the picture are lines of symmetry of the given figure?

Accepted Answer

A) k, l, m, and n 
B) n 
C) l and n 
D) k, m, and n 
A) k, l, m, and n 
B) n 
C) l and n 
D) k, m, and n

Question 10

Identify the triangle as scalene, isosceles, or equilateral.
-

Accepted Answer

A)  Equilateral 
B)  Isosceles 
C)  Scalene 
A)  Equilateral 
B)  Isosceles 
C)  Scalene

Question 11

Refer to this figure to answer the question.

-$$\text { Is point } C \text { on } \overleftrightarrow { \mathrm { DE } } \text { ? }$$

Accepted Answer

A) Yes 
B) No 
A) Yes 
B) No

Question 12

Find the requested angle.
-The ratio measure of two angles that are supplementary is 1 : 8. What is the measure of the two angles?

Accepted Answer

A) 15°, 165° 
B) 15°, 75° 
C) 10°, 80° 
D) 20°, 160° 
A) 15°, 165° 
B) 15°, 75° 
C) 10°, 80° 
D) 20°, 160°

Question 13

Determine the types of symmetry that the quilt pattern below has (line, turn, point), if any.
-

Accepted Answer

A) This quilt square has 2 lines of symmetry, 180° turn symmetry, and point symmetry. 
B) This quilt square has 4 lines of symmetry, 90°, 180°, and 270° turn symmetry, and pointsymmetry. 
C) This quilt square has no symmetry. 
D) This quilt square has 180° turn symmetry and point symmetry. 
A) This quilt square has 2 lines of symmetry, 180° turn symmetry, and point symmetry. 
B) This quilt square has 4 lines of symmetry, 90°, 180°, and 270° turn symmetry, and pointsymmetry. 
C) This quilt square has no symmetry. 
D) This quilt square has 180° turn symmetry and point symmetry.

Question 14

Solve the problem.
-Which of the lines in the picture are lines of symmetry of the given figure?

Accepted Answer

A) q and s 
B) s 
C) q, r, s, and t 
D) r, s, and t 
A) q and s 
B) s 
C) q, r, s, and t 
D) r, s, and t

Question 15

Find the measure of the dihedral angle indicated.
-The figure shown is a right prism whose bases are regular triangles. Find the measure of the dihedral angle between adjacent lateral faces.

Accepted Answer

A) $120 ^ { \circ }$ 
B)  $60 ^ { \circ }$ 
C)  $90 ^ { \circ }$ 
D)  $45 ^ { \circ }$ 
A) $120 ^ { \circ }$ 
B)  $60 ^ { \circ }$ 
C)  $90 ^ { \circ }$ 
D)  $45 ^ { \circ }$

Question 16

Refer to this figure to answer the question. Line DH is parallel to line IM. Line BO is perpendicular to line DH.  
-$\mathrm { m } ( \angle \mathrm { IJN } )$ is $55 ^ { \circ } . \mathrm { m } ( \angle \mathrm { IJN } ) = \mathrm { m } ( \angle \mathrm { PLM } )$. What is the measure of $\angle \mathrm { FGC }$ ?

Accepted Answer

A)  $125 ^ { \circ }$ 
B)  Can't determine 
C)  $55 ^ { \circ }$ 
D)  $35 ^ { \circ }$ 
A)  $125 ^ { \circ }$ 
B)  Can't determine 
C)  $55 ^ { \circ }$ 
D)  $35 ^ { \circ }$

Question 17

Choose the terminology that best classifies the given figure.
-

Accepted Answer

A) None of these 
B) Closed curve 
C) Simple curve 
D) Simple closed curve 
A) None of these 
B) Closed curve 
C) Simple curve 
D) Simple closed curve

Question 18

Determine the measure of the interior angle at vertex A.
-

Accepted Answer

A)  $72 ^ { \circ }$ 
B)  $54 ^ { \circ }$ 
C)  $36 ^ { \circ }$ 
D)  $108 ^ { \circ }$ 
A)  $72 ^ { \circ }$ 
B)  $54 ^ { \circ }$ 
C)  $36 ^ { \circ }$ 
D)  $108 ^ { \circ }$

Question 19

Decide whether the figure is convex or concave.
-

Accepted Answer

A) Convex 
B) Concave 
A) Convex 
B) Concave

Question 20

Refer to this figure to answer the question. Line DH is parallel to line IM. Line BO is perpendicular to line DH.  
-Are $\angle$ MLG and $\angle$ FGC supplementary?

Accepted Answer

A)  $\mathrm { No }$ 
B)  Yes 
A)  $\mathrm { No }$ 
B)  Yes

Identify the triangle as scalene, isosceles, or equilateral. -

Refer to this figure to answer the question. Line DH is parallel to line IM. Line BO is perpendicular to line DH. -Choose the true statement.

Find the requested angle. -Supplement of 45°

Complete the sketch so that it has the indicated symmetry. -Complete the sketch so that it has line symmetry about l.

Tell whether the angle is acute, right, obtuse, or straight. -

Determine the measure of the interior angle at vertex A. -

Solve the problem. -Which of the lines in the picture are lines of symmetry of the given figure?

Identify the triangle as scalene, isosceles, or equilateral. -

Refer to this figure to answer the question. $Refer to this figure to answer the question. - \text { Is point } C \text { on } \overleftrightarrow { \mathrm { DE } } \text { ? }$ - $\text { Is point } C \text { on } \overleftrightarrow { \mathrm { DE } } \text { ? }$

Find the requested angle. -The ratio measure of two angles that are supplementary is 1 : 8. What is the measure of the two angles?

Determine the types of symmetry that the quilt pattern below has (line, turn, point), if any. -

Solve the problem. -Which of the lines in the picture are lines of symmetry of the given figure?

Find the measure of the dihedral angle indicated. -The figure shown is a right prism whose bases are regular triangles. Find the measure of the dihedral angle between adjacent lateral faces.

Choose the terminology that best classifies the given figure. -

Determine the measure of the interior angle at vertex A. -

Decide whether the figure is convex or concave. -

An Introduction to Problem Solving

Introduction to Logic and Sets

Numeration Systems and Whole Number Operations

Number Theory

Integers

Rational Numbers and Proportional Reasoning

Rational Numbers As Decimals and Percents

Real Numbers and Algebraic Thinking

Probability

Data Analysisstatistics: an Introduction

Congruence and Similarity With Constructions

Congruence and Similarity With Transformations

Area, Pythagorean Theorem, and Volume

Filters

Exam 11: Introductory Geometry

Identify the triangle as scalene, isosceles, or equilateral. -

Refer to this figure to answer the question. Line DH is parallel to line IM. Line BO is perpendicular to line DH. -Choose the true statement.

Refer to this figure to answer the question. Line DH is parallel to line IM. Line BO is perpendicular to line DH. - m(∠IJN)\mathrm { m } ( \angle \mathrm {I JN } )m(∠IJN) is 56∘56 ^ { \circ }56∘ . What is the measure of ∠EJK\angle \mathrm { EJK }∠EJK ?

Use the properties of parallel lines to solve the problem. -If p∥q\mathrm { p } \| \mathrm { q }p∥q and m(∠8)=40∘\mathrm { m } ( \angle 8 ) = 40 ^ { \circ }m(∠8)=40∘ , what are the measures of the other angles?

Find the requested angle. -Supplement of 45°

Complete the sketch so that it has the indicated symmetry. -Complete the sketch so that it has line symmetry about l.

Tell whether the angle is acute, right, obtuse, or straight. -

Determine the measure of the interior angle at vertex A. -

Solve the problem. -Which of the lines in the picture are lines of symmetry of the given figure?

Identify the triangle as scalene, isosceles, or equilateral. -

Refer to this figure to answer the question. - Is point C on DE↔ ? \text { Is point } C \text { on } \overleftrightarrow { \mathrm { DE } } \text { ? } Is point C on DE ?

Find the requested angle. -The ratio measure of two angles that are supplementary is 1 : 8. What is the measure of the two angles?

Determine the types of symmetry that the quilt pattern below has (line, turn, point), if any. -

Solve the problem. -Which of the lines in the picture are lines of symmetry of the given figure?

Find the measure of the dihedral angle indicated. -The figure shown is a right prism whose bases are regular triangles. Find the measure of the dihedral angle between adjacent lateral faces.

Choose the terminology that best classifies the given figure. -

Determine the measure of the interior angle at vertex A. -

Decide whether the figure is convex or concave. -

Refer to this figure to answer the question. Line DH is parallel to line IM. Line BO is perpendicular to line DH. -Are ∠\angle∠ MLG and ∠\angle∠ FGC supplementary?

An Introduction to Problem Solving

Introduction to Logic and Sets

Numeration Systems and Whole Number Operations

Number Theory

Integers

Rational Numbers and Proportional Reasoning

Rational Numbers As Decimals and Percents

Real Numbers and Algebraic Thinking

Probability

Data Analysisstatistics: an Introduction

Congruence and Similarity With Constructions

Congruence and Similarity With Transformations

Area, Pythagorean Theorem, and Volume

Filters

Refer to this figure to answer the question. $Refer to this figure to answer the question. - \text { Is point } C \text { on } \overleftrightarrow { \mathrm { DE } } \text { ? }$ - $\text { Is point } C \text { on } \overleftrightarrow { \mathrm { DE } } \text { ? }$