Question

a rectangular flower garden with a dimensions is 3 m by 7 m rounded by a walk of uniform width if the area of the walk is 11 square meters which of the following equations represent the given situation​

Answer 1

Answer:

answer is 2

Explanation:

A/Q area of walk=120m

2

⇒areaofEFGH−areaofABCD=120

⇒(10+2x)(16+2x)−10.16=120

⇒x

2

+13x−30=0

⇒x=20r−15(−15can

′

tbethewidthofthewalk)

∴x=2m