Gabriel has 8 coins, all of which are quarters and pennies. In all, they're worth 56¢. How many of each kind of coin does Gabriel have?

2 quarters and 6 pennies

Step-by-step explanation:

Quarters are worth 25 cents, pennies are worth 1 cent.

25(2) + 6(1) = 56 cents

the answer is b: 18

step-by-step explanation:

use the pythagorean theorem to .

a^2+b^2=c^2

plug 18 for "r"

the 2 legs are 18 and 24

18^2+24^2=c^2

324+576=c^2

900=c^2

c=30

30-12=18

18 is the radius

: )

16

step-by-step explanation: