Question

The shape of a garden is rectangular in the middle and semicircular at the ends. Find the area
and the perimeter of this garden.
5 m
30 m​

Answer 1

Answer:

Total area of the garden = Area of the rectangular portion + The sum of the areas of the pair of semi-circles

=l.b+2×

2

1

πr

2

=(13×7)m

2

+(

2×

2

1

×

7

22

×3.5×3.5

)m

2

=(91+38.5)m

2

=129.5m

2

.

Perimeter of the garden =2× length of rectangular portion + circumference of the circle

=(

2×13+2×

7

22

×3.5

)m

=(26+22)m=48m.