HELP FAST! In triangle ABC, the right angle is at vertex C, a = 714 cm and the measure of angle A is 78° . To the nearest cm, what is the length of side c?

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asked Sep 27, 2021 211k views

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HELP FAST! In triangle ABC, the right angle is at vertex C, a = 714 cm and the measure of angle A is 78° . To the nearest cm, what is the length of side c?

Mathematics
high-school

Yumiko asked

by Yumiko

7.7k points

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1 Answer

4 votes

Answer:

sine (78°) = 714 / side c

side c = 714 / sine (78°)

side c = 714 / 0.97815

side c = 729.95

Explanation:

HELP FAST! In triangle ABC, the right angle is at vertex C, a = 714 cm and the measure-example-1

Interstar answered Oct 3, 2021

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