Solving for Side Lengths of Right Triangles

Question 1

Which equation could be used to solve for the length of XY?

Revolt · Accepted Answer

D: XY =

Question 2

The measure of angle A is 15°, and the length of side BC is 8. What are the lengths of the other two sides, rounded to the nearest tenth? AC = AB =

Revolt · Accepted Answer

C: 29.9

Question 3

A 25-foot long ladder is propped against a wall at an angle of 18° with the wall. Which diagram correctly represents this scenario?

Revolt · Accepted Answer

B: [Image: A 25 foot ladder is propped against a wall forming...]

Question 4

Question 4

Revolt · Accepted Answer

B

Question 5

Use the diagram to complete the statements. The measure of angle L is °. The trigonometric ratio that uses ∠M and LN to solve for NM is . The length of NM, to the nearest tenth, is approximately .

Revolt · Accepted Answer

Selection 1: 70; Selection 2: tangent; Selection 3: 57.7

Question 6

Which error did Kevin make?

Revolt · Accepted Answer

A: He has the side lengths in the wrong place in the cosine ratio.

Question 7

Which equations could be used to solve for the unknown lengths of △ABC? Check all that apply.

Revolt · Accepted Answer

A: sin(45°) =; E: cos(45°) =

Question 8

Question 8

Revolt · Accepted Answer

B

Question 9

Question 9

Revolt · Accepted Answer

114256

Question 10

Question 10

Revolt · Accepted Answer

D: 30.9

Solving for Side Lengths of Right Triangles Answers

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