Answer:
12.25
sq m
Step-by-step explanation:
if circumference is 7
then the diameter is 7
Area =
r²
A = (3.5)²
A = 12.25
Answer:
(A) Question 1
Step-by-step explanation:
7n-84 would be your correct answer, 7 times n is 7n. 12 times 7 is 84 so therefore your answer would be 7n-84
Answer:
4m
Step-by-step explanation:
m+m+m+m
There is an implied 1 in front of each term
1m+1m+1m+1m
Factor out the m
(1+1+1+1)m
4m