Answer:
12 m
Step-by-step explanation:
perimeter is all of the sides together, so 2 7's and 2 x's. You would subtract 14 from 38 to get 24, then divide it by 2 to get the missing side, which is 12
Answer:
point m,
Step-by-step explanation:
if you reflect across the x axis then its the same point but in the negatives for y.
sry if its wrong I havent done these in a while
P=4πlr²
r²=P/4πl
r=√(P/4πl)= 1/2*(√(P/πl)
Answer is A