Answer:
if someon is building a train then how are they gonna fit a whole full-sized train on their blueprints. they would have to make a scale model to fit on the paper
Step-by-step explanation:
6 semicircles = 3 circles
The formula of the area of a equilateral triangle:

We have a = |AE| = 3cm. Substitute:

The formula of the area of a circle:

We have 2r = |AE| =3cm → r = 1.5cm. Substitute:

The area of the figure:

Weight at 8 months = 7.25 x 2 1/2
= 7.25 x 5/2
= 7.25 x 2.5
= 18.125
The baby weighs 18.125 pounds at eight months.