Answer:
Step-by-step explanation:
If we are given angles B and C, then all we have to do is add them together and then subtract that from 180 since all the angles of a triangle have to add up to equal 180.
62 + 48 = 110
180 - 110 = 70
Angle A = 70°
Answer:
40
Step-by-step explanation:
Step 1: Define
2r(t - 1)
r = 4
t = 6
Step 2: Substitute and Evaluate
2(4) · (6 - 1)
8 · 5
40
Answer is C
I did it before