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the length of a rectangular table is twice its width.the area is 98cm².find the length and width


Patulong po​


Sagot :

Let the length of the rectangle be L and let the width of the rectangle be W.

It is given that the area of the rectangle is 98 cm^2

=> L*W = 98

The length is twice the width

=> L = 2W

This gives W*2W = 98

=> W^2...

Answer:

area = 98 cm²

length = 2w

width = w

(2w)(w) = 98

2w² = 98

2 = 98

2 = 2

w² = 49

square root of w² = square root of 49

w = 7 = this is the width

2w = 2(7)

= 14 = this is the length

the width is 7

the length is 14

Explanation:

hope it helps