Could someone answer question 5

asked Jul 15, 2017 87.9k views

1 vote

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4 votes

P= sqrt120
P = 4s
4s= sqrt 120
4s = 2sqrt 30
s = (sqrt 30)/2
Area = s*s or s^2
A= ((sqrt 30)/2)^2
A= 30/4
A= 7 1/2 cm^2

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5 votes

P = 4s
P = (120)^1/2
4s = sqrt120
s = sqrt120/4

A = 2s
2*sqrt120/4 = sqrt120/2
Number 5 is the square root of 120 divided by 2

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