Answer:
c
Step-by-step explanation:
ON=MN, so triangle onm is a right isosclese triangle, so ON=NM=4 square root 2
Answer:
15
Step-by-step explanation:
just took the test. x=5 and the answer to the equation is 15
Perimeter (P) = 2L + x
4900 = 2L + x ⇒ 4900 - x = 2L ⇒
= L
Area (A) = L · x
A = (
) (x)
= 
Answer :D
2530
Question explanation:

<em>I'm truly sorry if this is incorrect - Answered by Lilo</em>
Negative. It’s the only one that makes since. ( probably)