Solving for Side Lengths of Right Triangles Answers

Which equation could be used to find m∠E in △EFG?

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What is the measure of ∠R in △PQR? Round to the nearest degree.

Determine the unknown angle measures of △DEF. Round to the nearest degree. m∠D = ° m∠F = °

In which triangle is the measure of the unknown angle, x, equal to the value of sin–1 (StartFraction 5 Over 8.3 EndFraction) ?

Which equations for the measures of the unknown angles x and y are correct? Check all that apply.

Besides the 90° angle measure, what are the other two angle measures of a right triangle with side lengths 5, 12, and 13? Round to the nearest degree.

What is the measure of the angle that the slide makes with the ground, x, to the nearest degree?

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A helicopter flies 665 feet above ground. What is the measure of the angle of depression from the helicopter to the girl’s line of sight? Round to the nearest degree.

Compare the measures of the different angles of elevation and depression that are labeled in the diagram. Which statements are true? Check all that apply.