Exam 12: Geometry Problems: Complementary Angles, Collinear Points, and Similar Triangles
Exam 1: Line and Angle Relationships13 Questions
Exam 2: Parallel Lines13 Questions
Exam 3: Triangles16 Questions
Exam 4: Quadrilaterals14 Questions
Exam 5: Similar Triangles12 Questions
Exam 6: Circles10 Questions
Exam 7: Locus and Concurrence4 Questions
Exam 8: Areas of Polygons and Circles5 Questions
Exam 9: Surfaces and Solids4 Questions
Exam 10: Analytical Geometry8 Questions
Exam 11: Introduction to Trigonometry4 Questions
Exam 12: Geometry Problems: Complementary Angles, Collinear Points, and Similar Triangles916 Questions
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-A square is inscribed in a circle. If the area of the circle is 28.25
and the area of the square is 18
, find the area of the four-part region that lies outside the square but inside the circle.



(Essay)
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-If the diagonals of a quadrilateral are perpendicular, the quadrilateral must be a square.

(True/False)
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In isosceles triangle RST with vertex angle S,
. Describe the measure of
.


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-To the nearest tenth of a foot, find the circumference of a circle whose length of diameter is 12.6 feet.

(Short Answer)
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-If m
= 45° and OA = 4.3 cm, find l
correct to the nearest tenth of a centimeter.



(Short Answer)
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What relationship exists among the sides of a skew quadrilateral?
(Short Answer)
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-The drawing shown can be used to prove that the line segment joining the midpoints of two sides of a triangle is parallel to the third side.

(True/False)
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-For
, the length of radius is 10 cm. For parallel chords
and
, AB = 12 cm and CD = 16 cm. How far apart are the parallel chords?




(Short Answer)
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The volume of a cube whose sides each measure 1 yard can be written as 9
.

(True/False)
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-The pentagon shown is composed of square ABCD and isosceles triangle BXC in which m
= 90°. If AD = 4 cm, find the area of the pentagon.


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In a polyhedron, the relationship between numbers of vertices V, edges E, and faces F is found in Euler's equation
.

(True/False)
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-In the figure,
the perpendicular-bisector of
. If
and
, find WV.





(Short Answer)
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-Where R is the radius of the larger circle and r is the radius of the smaller circle, the area of the ring (or annulus) is given by A =
.


(True/False)
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The reason for the congruence of two triangles due to the congruence of two pairs of angles and their included pair of sides is represented by AAS.
(True/False)
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Find the slope of any line that is perpendicular to the line
.

(Multiple Choice)
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When the 3 angle-bisectors of a triangle are constructed, what appears to happen?
(Short Answer)
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Find the Slope-Intercept form of the equation whose graph has slope m = 2 and the y-intercept at (0,-3).
(Multiple Choice)
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