"Manuel" here put the arrow in the wrong place. Should be under 15, not 4. PLUS, 4 is not prime, cuz 2 goes into it...
17 minutes
In order to solve this you make a porportion:
24/12=34/x
You do (34×12)÷24
34×12=408
408÷24=
17
~JZ
Hope IT helps you
Answer:
153.86
Step-by-step explanation:
formula - A = π × r2
3.14 x 7^2
= 153.86