Page 187 - New Medley 4 Semester 2 PDF (Merged)

8 Perimeter and Area Competencies

C-3.4, C-3.5, C-3.6, C-3.7, C-4.1

A. Shridhi arranged matchsticks around a photograph of her family.

1. The length of this photograph is
matchsticks.

2. The width of this photograph is

matchsticks.

3. There are matchsticks all
around the photograph.

4. The boundary of this photograph is
matchsticks long.

B. Shrey wants to cover his geometry box with
some empty matchboxes.

1. How many matchboxes does Shrey put on

the geometry box?

2. How many more matchboxes does he need to cover completely?

3. In all, matchboxes can cover the geometry box completely.

4. The area of this geometry is equal to the area of matchboxes.
Perimeter

Raghav understands the value of the proverb
120 m
‘HEALTH IS WEALTH’. So, he goes for a physical

exercise every day to a nearby park. In addition
50 m 70 m
to other activities, he also runs around the park.
The shape of this park with the measurements is 60 m

shown in the figure.

Can you say how much distance Raghav runs in one round along the
boundary?

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