Question 1

Use a calculator to find tan 0.6512 rounded to the nearest ten-thousandth.

Accepted Answer

A) 0.7621 
B) 0.0114 
C) 87.9811 
D) 1.3122 
A) 0.7621 
B) 0.0114 
C) 87.9811 
D) 1.3122 A

Question 2

Determine the radian measure of 8 if sin 8 = 0.5546 rounded to the nearest ten-thousandth.

Accepted Answer

A) 0.5064 rad 
B) 33.6832 rad 
C) 0.9829 rad 
D) 0.5879 rad 
A) 0.5064 rad 
B) 33.6832 rad 
C) 0.9829 rad 
D) 0.5879 rad D

Question 3

In right triangle ABC with right angle C, find the indicated part. Round to four significant digits. Find b if A = 27° and c = 15 ft.

Accepted Answer

13.37 ft

Question 4

Find 8 to the nearest 0.1° if tan 8 = 0.2157.

Accepted Answer

The answer of Find 8 to the nearest 0.1° if...

Question 5

In right triangle ABC, with right angle C, side a = 9, b = 12, and c = 15, find the tan B
expressed as a fraction in lowest terms.

Accepted Answer

The answer of In right triangle ABC, with right angle...

Question 6

Find cos B to the nearest ten-thousandth if a = 14.5, b = 7.8, and c = 16.5.

Accepted Answer

A) 1.8590 
B) 0.4727 
C) 0.8788 
D) 1.1379 
A) 1.8590 
B) 0.4727 
C) 0.8788 
D) 1.1379

Question 7

Find 8 to the nearest ten-thousandth of a radian if cos 8 = 0.7685.

Accepted Answer

The answer of Find 8 to the nearest ten-thousandth of...

Question 8

In right triangle ABC, with right angle C, side a = 3.5, b = 7.2, and c = 8, find the cos A.
Round answer to the nearest ten-thousandth.

Accepted Answer

The answer of In right triangle ABC, with right angle...

Question 9

Find 8 to the nearest 0.1° if sin 8 = 0.9939.

Accepted Answer

The answer of Find 8 to the nearest 0.1° if...

Question 10

In right triangle ABC with right angle C, find the indicated part. Round to nearest 0.1°.
Find B if A = 69.5° and a = 12 m.

Accepted Answer

The answer of In right triangle ABC with right angle...

Question 11

Determine the degree measure of 8 if tan 8 = 0.7022 rounded to the nearest tenth.

Accepted Answer

A) 44.6° 
B) 45.4° 
C) 54.9° 
D) 35.1° 
A) 44.6° 
B) 45.4° 
C) 54.9° 
D) 35.1°

Question 12

Find 8 to the nearest ten-thousandth of a radian if cos 8 = 0.2894.

Accepted Answer

The answer of Find 8 to the nearest ten-thousandth of...

Question 13

Find the radian measure of 8 to the nearest ten-thousandth if tan 8 = 0.6254.

Accepted Answer

The answer of Find the radian measure of 8 to...

Question 14

Use a calculator to find cos 1.1843. Round to four significant digits.

Accepted Answer

The answer of Use a calculator to find cos 1.1843....

Question 15

In right triangle ABC with right angle C, find the indicated part. Round to four significant digits. Find c if a = 9 in. and b = 7.2 in.

Accepted Answer

The answer of In right triangle ABC with right angle...

Question 16

If a = 9, b = 12, and c = 15, express sin A as a fraction in lowest terms.

Accepted Answer

A)  $\frac { 4 } { 5 }$ 
B)  $\frac { 5 } { 3 }$ 
C)  $\frac { 3 } { 4 }$ 
D)  $\frac { 3 } { 5 }$ 
A)  $\frac { 4 } { 5 }$ 
B)  $\frac { 5 } { 3 }$ 
C)  $\frac { 3 } { 4 }$ 
D)  $\frac { 3 } { 5 }$

Question 17

In right triangle ABC with right angle C, find the indicated part. Round to four significant digits. Find b if A = 68.5° and c = 7 m.

Accepted Answer

The answer of In right triangle ABC with right angle...

Question 18

Find tan 0.8564 rounded to the nearest ten-thousandth.

Accepted Answer

A) 2.348 
B) 1.1531 
C) 0.8672 
D) 0.4265 
A) 2.348 
B) 1.1531 
C) 0.8672 
D) 0.4265

Question 19

Find tan 1.4387 to the nearest ten-thousandth.

Accepted Answer

A) 0.0251 
B) 7.5261 
C) 0.1359 
D) 0.8339 
A) 0.0251 
B) 7.5261 
C) 0.1359 
D) 0.8339

Question 20

Find 8 if tan 8 = 0.6896 rounded to the nearest tenth of a degree.

Accepted Answer

A) 46.4° 
B) 42.6° 
C) 34.6° 
D) 55.4° 
A) 46.4° 
B) 42.6° 
C) 34.6° 
D) 55.4°

Use a calculator to find tan 0.6512 rounded to the nearest ten-thousandth.

Determine the radian measure of 8 if sin 8 = 0.5546 rounded to the nearest ten-thousandth.

In right triangle ABC with right angle C, find the indicated part. Round to four significant digits. Find b if A = 27° and c = 15 ft.

Find 8 to the nearest 0.1° if tan 8 = 0.2157.

In right triangle ABC, with right angle C, side a = 9, b = 12, and c = 15, find the tan B expressed as a fraction in lowest terms.

Find cos B to the nearest ten-thousandth if a = 14.5, b = 7.8, and c = 16.5.

Find 8 to the nearest ten-thousandth of a radian if cos 8 = 0.7685.

In right triangle ABC, with right angle C, side a = 3.5, b = 7.2, and c = 8, find the cos A. Round answer to the nearest ten-thousandth.

Find 8 to the nearest 0.1° if sin 8 = 0.9939.

In right triangle ABC with right angle C, find the indicated part. Round to nearest 0.1°. Find B if A = 69.5° and a = 12 m.

Determine the degree measure of 8 if tan 8 = 0.7022 rounded to the nearest tenth.

Find 8 to the nearest ten-thousandth of a radian if cos 8 = 0.2894.

Find the radian measure of 8 to the nearest ten-thousandth if tan 8 = 0.6254.

Use a calculator to find cos 1.1843. Round to four significant digits.

In right triangle ABC with right angle C, find the indicated part. Round to four significant digits. Find c if a = 9 in. and b = 7.2 in.

If a = 9, b = 12, and c = 15, express sin A as a fraction in lowest terms. $If a = 9, b = 12, and c = 15, express sin A as a fraction in lowest terms.$

In right triangle ABC with right angle C, find the indicated part. Round to four significant digits. Find b if A = 68.5° and c = 7 m.

Find tan 0.8564 rounded to the nearest ten-thousandth.

Find tan 1.4387 to the nearest ten-thousandth.

Find 8 if tan 8 = 0.6896 rounded to the nearest tenth of a degree.

Review of Basic Concepts

Review of Fractions

Percents

Measurement

Signed Numbers and Powers of 10

Statistics

Linear Equations and Inequalities

Formulas, Proportion, and Variation

Linear Equations, Functions, and Inequalities in Two Variables

Systems of Linear Equations

Powers and Polynomials

Roots and Radicals

Factoring

Rational Expressions, Equations, and Inequalities

Quadratic and Other Nonlinear Equations and Inequalities

Exponential and Logarithmic Equations

Geometry

Triangles

Trigonometry With Any Angle

Filters

Exam 19: Right-Triangle Trigonometry

Use a calculator to find tan 0.6512 rounded to the nearest ten-thousandth.

Determine the radian measure of 8 if sin 8 = 0.5546 rounded to the nearest ten-thousandth.

In right triangle ABC with right angle C, find the indicated part. Round to four significant digits. Find b if A = 27° and c = 15 ft.

Find 8 to the nearest 0.1° if tan 8 = 0.2157.

In right triangle ABC, with right angle C, side a = 9, b = 12, and c = 15, find the tan B expressed as a fraction in lowest terms.

Find cos B to the nearest ten-thousandth if a = 14.5, b = 7.8, and c = 16.5.

Find 8 to the nearest ten-thousandth of a radian if cos 8 = 0.7685.

In right triangle ABC, with right angle C, side a = 3.5, b = 7.2, and c = 8, find the cos A. Round answer to the nearest ten-thousandth.

Find 8 to the nearest 0.1° if sin 8 = 0.9939.

In right triangle ABC with right angle C, find the indicated part. Round to nearest 0.1°. Find B if A = 69.5° and a = 12 m.

Determine the degree measure of 8 if tan 8 = 0.7022 rounded to the nearest tenth.

Find 8 to the nearest ten-thousandth of a radian if cos 8 = 0.2894.

Find the radian measure of 8 to the nearest ten-thousandth if tan 8 = 0.6254.

Use a calculator to find cos 1.1843. Round to four significant digits.

In right triangle ABC with right angle C, find the indicated part. Round to four significant digits. Find c if a = 9 in. and b = 7.2 in.

If a = 9, b = 12, and c = 15, express sin A as a fraction in lowest terms.

In right triangle ABC with right angle C, find the indicated part. Round to four significant digits. Find b if A = 68.5° and c = 7 m.

Find tan 0.8564 rounded to the nearest ten-thousandth.

Find tan 1.4387 to the nearest ten-thousandth.

Find 8 if tan 8 = 0.6896 rounded to the nearest tenth of a degree.

Review of Basic Concepts

Review of Fractions

Percents

Measurement

Signed Numbers and Powers of 10

Statistics

Linear Equations and Inequalities

Formulas, Proportion, and Variation

Linear Equations, Functions, and Inequalities in Two Variables

Systems of Linear Equations

Powers and Polynomials

Roots and Radicals

Factoring

Rational Expressions, Equations, and Inequalities

Quadratic and Other Nonlinear Equations and Inequalities

Exponential and Logarithmic Equations

Geometry

Triangles

Trigonometry With Any Angle

Filters

If a = 9, b = 12, and c = 15, express sin A as a fraction in lowest terms. $If a = 9, b = 12, and c = 15, express sin A as a fraction in lowest terms.$