Question

Two squares have sides x cm and (x + 4)cm. The sum of this areas is 656 cm^2. Find the sides of the squares.

Answer 1

first square side=x
x*4=4x
second is (x+4)
4 (x+4)=4x+16
4x+4x+16=656
8x+16=656
8x=640
x=640/8
x=80

first side =x= 80cm
second side=x+4=80+4=84 cm

Answer 2

Step-by-step explanation:

1

Secondary School  Math  10+5 pts

Two squares have sides x cm and (x + 4)cm. The sum of this areas is 656 cm^2. Find the sides of the squares.

Report by Sachinpra6535 17.08.2018

Answers

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poojaagarwal10

Poojaagarwal10Virtuoso

first square side=x

x*4=4x

second is (x+4)

4 (x+4)=4x+16

4x+4x+16=656

8x+16=656

8x=640

x=640/8

x=80

first side =x= 80cm

second side=x+4=80+4=84 cm