How do i do this i need help fast

you do it with MATH!

but the answer is 64%

see, 5x5=25

3x3=9

25-9=16

16/25 = 0.64 = 64%

brainliest me for answering that for you, thanks.

C. 64%

Step-by-step explanation:

(25 - 9) / 25 = 16/25 = 0.64

oof tough question

step-by-step explanation:

sorry i can't ya : c gl tho

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

: )