Question

A square garden has a side of (x+7y)m. What would be the effect on its area if the length of each side is doubled? Halved? Explain.

Answer 1

A square garden has a side of (x+7y)m. What would be the effect on its area if the length of each side is doubled? Halved? Explain.

Answer 2

if the length is doubled, the area would increase by 4, since 2^2 is 4... If it's halved, then it would decrease by a factor of 4.

Answer 3

A rectangular lot measures (5w+3z)cm by (5w-3z)cm. If (2w) cm is added to both dimensions, how is the area affected? Explain.

Answer 4

Do you know how to work on the area before and after ?