Answer:
11:6
Step-by-step explanation:
I did the test brainly me
The first one is distributive property.
The area of the base (six triangles with a base 15m and a height 7.5√3m):

The area of side walls (six triangles with a base 15m and a height 12m)

The surface area:
Answer:
yes
Step-by-step explanation: