Answer:
58 units
Step-by-step explanation:
10*5 +2(2*2)
50+8
58
a)180-57-20=103
b)180-103=77
Step-by-step explanation
you have to write the way you did the problem
A. 9.8 ft
first convert the degrees to radians:
80° x (pi/180) ≈ 1.396
arc length = r x θ (always in radians)
= 7 x 1.396
= 9.772 ≈ 9.8 ft
