Answer:
6.3/2.5=2.52
Step-by-step explanation:
Answer:
0.162
Step-by-step explanation:
(12+13)/154
25/154
0.162
172.9
You find it by multiplying each side of the triangle by the height (9) and adding the results together.
A(lateral) = 8 * 9.1 + 3 * 9.1 + 8 * 9.1
= 72.8 + 27.3 + 72.8
= 172.9