Question

@Kevin

Answer 1

it's the last ok? xD
I'll give u the formula, so you can find the answer by yourself

Answer 2

Okay, yeah lol.

Answer 3

This is the formula

Answer 4

cos R = (60^2 + 48^2 - 36^2) / (2*60*48)
cos R = 0.8
R = 36.87 degree

cos Q = (48^2 + 36^2 - 60^2) / (2*48*36)
cos Q= 0
Q = 90 degree

Answer 5

Thanks! Cya later!

Answer 6

:D

Answer 7

see u