Determine the measure of x, to the nearest tenth of a degree.

asked Jul 9, 2021 104k views

4 votes

8.3k points

Please log in or register to add a comment.

3 votes

Answer:

About 73 degrees

Explanation:

By the law of cosines:

$26^2=11^2+27^2-2(11)(27)\cos(x) \\\\\\676=121+729-594\cos(x) \\\\\\-174=-594\cos(x) \\\\\\\cos(x)= 0.\overline{29} \\\\\\x\approx 73.0^(\circ)$

Hope this helps!

Treb answered Jul 15, 2021

by Treb

8.4k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers