EF = √((1-7)^2 + (5-7)^2) = √(36+4) = √40 = 2√10
Find the other lengths in like wise, then add them up.
Looks like C or D will be the answer.
Rectangle EFGH has verticles at E(7,7), F(1,5), G(2,2), and H(8,4).
How many units is the perimeter of rectangle EFGH.
Answer choices:
A. 20
B. 10√13
C. 5√10
D. 6√10
3 answers
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