Exam 13: Right Triangle Trigonometry

Using the illustration, solve the right triangle. Express your answer using the appropriate number of significant digits. $\angle B = 38.52 ^ { \circ } , a = 4,314 \mathrm {~m}$ $Using the illustration, solve the right triangle. Express your answer using the appropriate number of significant digits. \angle B = 38.52 ^ { \circ } , a = 4,314 \mathrm {~m} b = m c = m ∠A = ^ { \circ }$ b = m c = m ∠A = $^ { \circ }$

(Short Answer)

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Question 121

Using the illustration, find the measure of each acute angle for the right triangle below. Answers are rounded using the appropriate rule for significant digits. b = 2,420 km, c = 3,580 km

(Multiple Choice)

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Question 122

Solve the right triangle. Round your answer to the appropriate number of significant digits. $\angle A = 41.6 ^ { \circ } , c = 488 \mathrm {~m}$ $Solve the right triangle. Round your answer to the appropriate number of significant digits. \angle A = 41.6 ^ { \circ } , c = 488 \mathrm {~m}$

(Multiple Choice)

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Question 123

Find the unknown sides of the right triangle (see illustration). Round your answer to the appropriate number of significant digits. $a = 19.78 \mathrm {~m} , \angle A = 19.76 ^ { \circ }$ $Find the unknown sides of the right triangle (see illustration). Round your answer to the appropriate number of significant digits. a = 19.78 \mathrm {~m} , \angle A = 19.76 ^ { \circ }$

(Multiple Choice)

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Question 124

Find the unknown sides of the right triangle (see illustration). Round your answer to the appropriate number of significant digits. $c= 49.1 \mathrm {~cm} , \angle A = 36.6 ^ { \circ }$ $Find the unknown sides of the right triangle (see illustration). Round your answer to the appropriate number of significant digits. c= 49.1 \mathrm {~cm} , \angle A = 36.6 ^ { \circ }$

(Multiple Choice)

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Question 125

Find length AB along the roofline of the building in the illustration. The slope of the roof is 49.0 ^o. Round your answer to the appropriate number of significant digits.

(Multiple Choice)

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Question 126

Find the angle rounded to the nearest tenth of a degree. sin B = 0.3290

(Multiple Choice)

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Question 127

Solve the right triangle. Round your answer to the appropriate number of significant digits. $\angle A = 14.50 ^ { \circ } , b = 128.3 \mathrm {~cm}$ $Solve the right triangle. Round your answer to the appropriate number of significant digits. \angle A = 14.50 ^ { \circ } , b = 128.3 \mathrm {~cm}$

(Multiple Choice)

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Question 128

Use the right triangle in the illustration and the Pythagorean theorem to find the unknown side, rounded to two significant digits. a = 2.91 km, b = 3.62 km Side c is __________ km.

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Question 129

The recommended safety angle of a ladder against a building is 71 ^o. A $1 \overline { 0 }$ -m ladder will be used. How high up on the side of the building will the ladder safely reach? (See the illustration.) Round your answer to the appropriate number of significant digits. $The recommended safety angle of a ladder against a building is 71 <sup>o</sup>. A 1 \overline { 0 } -m ladder will be used. How high up on the side of the building will the ladder safely reach? (See the illustration.) Round your answer to the appropriate number of significant digits.$

(Multiple Choice)

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Question 130

Round metal duct runs along side some stairs from the floor to the ceiling. If the ceiling is 8.00 ft high and the angle of elevation between the floor and duct is 36.0 ^o, how long is the duct? Round your answer to the appropriate number of significant digits.

(Multiple Choice)

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Question 131

Using the illustration, find the measure of each acute angle for the right triangle below. Answers are rounded using the appropriate rule for significant digits. a = 8,897 km, c = 9,814 km

(Multiple Choice)

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Question 132

Showing 121 - 132 of 132

Using the illustration, find the measure of each acute angle for the right triangle below. Answers are rounded using the appropriate rule for significant digits. b = 2,420 km, c = 3,580 km

Solve the right triangle. Round your answer to the appropriate number of significant digits. $\angle A = 41.6 ^ { \circ } , c = 488 \mathrm {~m}$ $Solve the right triangle. Round your answer to the appropriate number of significant digits. \angle A = 41.6 ^ { \circ } , c = 488 \mathrm {~m}$

Find length AB along the roofline of the building in the illustration. The slope of the roof is 49.0 ^o. Round your answer to the appropriate number of significant digits.

Find the angle rounded to the nearest tenth of a degree. sin B = 0.3290

Solve the right triangle. Round your answer to the appropriate number of significant digits. $\angle A = 14.50 ^ { \circ } , b = 128.3 \mathrm {~cm}$ $Solve the right triangle. Round your answer to the appropriate number of significant digits. \angle A = 14.50 ^ { \circ } , b = 128.3 \mathrm {~cm}$

Use the right triangle in the illustration and the Pythagorean theorem to find the unknown side, rounded to two significant digits. a = 2.91 km, b = 3.62 km Side c is __________ km.

Round metal duct runs along side some stairs from the floor to the ceiling. If the ceiling is 8.00 ft high and the angle of elevation between the floor and duct is 36.0 ^o, how long is the duct? Round your answer to the appropriate number of significant digits.

Using the illustration, find the measure of each acute angle for the right triangle below. Answers are rounded using the appropriate rule for significant digits. a = 8,897 km, c = 9,814 km

Basic Concepts

Signed Numbers and Powers of 10

The Metric System

Measurement

Polynomials: an Introduction to Algebra

Equations and Formulas

Ratio and Proportion

Graphing Linear Equations

Systems of Linear Equations

Factoring Algebraic Expressions

Quadratic Equations

Geometry

Trigonometry With Any Angle

Basic Statistics

Binary and Hexadecimal Numbers

Filters

Exam 13: Right Triangle Trigonometry

Using the illustration, solve the right triangle. Express your answer using the appropriate number of significant digits. ∠B=38.52∘,a=4,314 m\angle B = 38.52 ^ { \circ } , a = 4,314 \mathrm {~m}∠B=38.52∘,a=4,314 m b = __________ m c = __________ m ∠A = __________ ∘ ^ { \circ }∘

Using the illustration, find the measure of each acute angle for the right triangle below. Answers are rounded using the appropriate rule for significant digits. b = 2,420 km, c = 3,580 km

Solve the right triangle. Round your answer to the appropriate number of significant digits. ∠A=41.6∘,c=488 m\angle A = 41.6 ^ { \circ } , c = 488 \mathrm {~m}∠A=41.6∘,c=488 m

Find the unknown sides of the right triangle (see illustration). Round your answer to the appropriate number of significant digits. a=19.78 m,∠A=19.76∘a = 19.78 \mathrm {~m} , \angle A = 19.76 ^ { \circ }a=19.78 m,∠A=19.76∘

Find the unknown sides of the right triangle (see illustration). Round your answer to the appropriate number of significant digits. c=49.1 cm,∠A=36.6∘c= 49.1 \mathrm {~cm} , \angle A = 36.6 ^ { \circ }c=49.1 cm,∠A=36.6∘

Find length AB along the roofline of the building in the illustration. The slope of the roof is 49.0 o. Round your answer to the appropriate number of significant digits.

Find the angle rounded to the nearest tenth of a degree. sin B = 0.3290

Solve the right triangle. Round your answer to the appropriate number of significant digits. ∠A=14.50∘,b=128.3 cm\angle A = 14.50 ^ { \circ } , b = 128.3 \mathrm {~cm}∠A=14.50∘,b=128.3 cm

Use the right triangle in the illustration and the Pythagorean theorem to find the unknown side, rounded to two significant digits. a = 2.91 km, b = 3.62 km Side c is __________ km.

The recommended safety angle of a ladder against a building is 71 o. A 10‾1 \overline { 0 }10 -m ladder will be used. How high up on the side of the building will the ladder safely reach? (See the illustration.) Round your answer to the appropriate number of significant digits.

Round metal duct runs along side some stairs from the floor to the ceiling. If the ceiling is 8.00 ft high and the angle of elevation between the floor and duct is 36.0 o, how long is the duct? Round your answer to the appropriate number of significant digits.

Using the illustration, find the measure of each acute angle for the right triangle below. Answers are rounded using the appropriate rule for significant digits. a = 8,897 km, c = 9,814 km

Basic Concepts

Signed Numbers and Powers of 10

The Metric System

Measurement

Polynomials: an Introduction to Algebra

Equations and Formulas

Ratio and Proportion

Graphing Linear Equations

Systems of Linear Equations

Factoring Algebraic Expressions

Quadratic Equations

Geometry

Trigonometry With Any Angle

Basic Statistics

Binary and Hexadecimal Numbers

Filters

Solve the right triangle. Round your answer to the appropriate number of significant digits. $\angle A = 41.6 ^ { \circ } , c = 488 \mathrm {~m}$ $Solve the right triangle. Round your answer to the appropriate number of significant digits. \angle A = 41.6 ^ { \circ } , c = 488 \mathrm {~m}$

Find length AB along the roofline of the building in the illustration. The slope of the roof is 49.0 ^o. Round your answer to the appropriate number of significant digits.

Solve the right triangle. Round your answer to the appropriate number of significant digits. $\angle A = 14.50 ^ { \circ } , b = 128.3 \mathrm {~cm}$ $Solve the right triangle. Round your answer to the appropriate number of significant digits. \angle A = 14.50 ^ { \circ } , b = 128.3 \mathrm {~cm}$

Round metal duct runs along side some stairs from the floor to the ceiling. If the ceiling is 8.00 ft high and the angle of elevation between the floor and duct is 36.0 ^o, how long is the duct? Round your answer to the appropriate number of significant digits.