Hello! :)

We can use the following area to solve for the area of the trapezoid pictured:

Where:
h = height
b1 = bottom base
b2 = top base
Plug in the given values:

Simplify:

Answer:
It may be 71.78 cm square
Answer:
Gold, Orange, White, Blue
Step-by-step explanation:
The top of “^” needs a number to solve it.
Answer:
15 minutes i think
Step-by-step explanation:
45÷6=7.5
meaning 7.5 minutes per girl
so 4 girls would be 30 minutes of work
so 45-30=15