Answer:
idk
Step-by-step explanation:
Step-by-step explanation:
- ABCD parallellogram
- m< B = m< D = 40
- in triangle ACD :
m < CAD = 180 - ( 40 + 57 ) = 83
<span>The length of an arc, L = theta/360 * 2 * pie * r
Where theta = 81 and r = 10ft = 3.048m
So length = 81/360 * 2 * pie * 3.048
L = * 0.225 * 2 * pie * 3.048
L = 1.37 * pie
L = pie. Option A</span>
Solution= x=5
Alernative form= 21 x - 105= 0<span />