Answer:
C .r=√A/π
Step-by-step explanation:
A=πr²
r²=A/π
Taking sq roots on both sides
r=√A/π
An angle next to another interior angle
Answer:
option a 21 is the right answer
Step-by-step explanation:
7/12.36
12 into 3 is 36
so 12 1's are and 12 3's are
now it'll become 7 into 3
which is 21
therefore 21 is the answer
