Answer:
2
Step-by-step explanation:
15+-13 = 2
A = 1/2 bh
multiply each side by 2
2A = bh
divide each side by b
2A/b =h
The height of a triangle is equal to twice the area A divided by the base ,b.
The circumference of a circle -


The radius is
10 in.
1/8 d = how much each niece receives
Each niece receives(x) amount of money.1/8 of the money)
If you multiply this amount by 8 it will be the money Helen divides up to her 8 nieces 1/8dx8=8/8(the whole amount is 8/8)