I don't understand this AT ALL! If someone could please help!!!

asked Dec 21, 2018 229k views

3 votes

8.2k points

Please log in or register to add a comment.

3 votes

35
tan(45°) = opposite/adjacent = x/8 ⇒ x = 8 * tan(45°) = 8

36
cos(45°) = adjacent /hypotenuse = 8/x ⇒ x = 8/cos(45°) = 11.31

Jack Woodward answered Dec 22, 2018

8.7k points

4 votes

x^2 = 64 + 64
x^2 = 128
x = 11.31

Jiayi answered Dec 25, 2018

by Jiayi

8.5k points

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

9.5m questions

12.2m answers