Question

Shikha and Neetu are friends. They both are very health conscious. They jog daily in the morning. Shikha jogs around a rectangular park of dimensions

(ab + bc) meters and (ab - bc) meters. Neetu jogs around a square park of side

(2x +3y) meters.

i) How much distance will Shikha cover in 5 rounds?

ii) How much distance will Neetu cover in 1 round?

iii) Find the area of each park.

Answer 1

Answer:

i think

1. 20ab

2. 8x+12y

3. Rec. b²(a²-c²)

sq. 4x²+9y²+12xy