ABC is a right triangle with right angle at ∠B.

AB=29 cm

CB=38 cm

What is the measure of ∠C, to the nearest degree?

Question

Mathematics

Iris York

18 January, 12:27

ABC is a right triangle with right angle at ∠B.

AB=29 cm

CB=38 cm

What is the measure of ∠C, to the nearest degree?

+2

Answers (2)

Know the Answer?

Rowan Barron · Answer 1

We have to calculate AC (hypotenuse):

AC² = 29² + 28²

AC² = 841 + 1444

AC² = 2285

AC = √2285

AC = 47.8

And for the angle C:

cos C = Adjacent / Hypotenuse

cos C = 38 / 47.8

cos C = 0.794979

∠ C = cos ^ (-1) 0.794979

∠ C = 37.35° ≈ 37°

Answer: ∠ C = 37°.

Lauryn Steele · Answer 2

Lauryn Steele 18 January, 14:15

0

The Answer is A. 38 degrees

ABC is a right triangle with right angle at ∠B.AB=29 cmCB=38 cmWhat is the measure of ∠C, to the nearest degree?

ABC is a right triangle with right angle at ∠B.

AB=29 cm

CB=38 cm

What is the measure of ∠C, to the nearest degree?