Question

what is the measure of angle b in the triangle below?

Answer 1

21.0 (degrees)
22.6
42.7
67.4

Answer 2

someone plz help me?

Answer 3

use cos(x)=adjacent/hypotenuse

Answer 4

cos(x) = 12/13

Answer 5

solve for x

Answer 6

so i do 12/13?

Answer 7

you need to cancel cos from the left side of the equation to isolate x. Do you know how to do that?

Answer 8

i dont know how to do that

Answer 9

okay, i'll write it out

Answer 10

ok