Question

.Shahnaz and Shama jog around a triangular park every day. If the sides of the park are 50 m, 65 m and 85 m, and they take 5 rounds of it what distance do they COver? ​

Answer 1

The dimension of the triangular park is 30m×26m×28m.

s=

2

a+b+c

=

2

30+26+28

=42m

The area of the triangular park is,

A=

s(s−a)(s−b)(s−c)

=

42(42−30)(42−26)(42−28)

=336m

2

Therefore, the amount paid to the gardener is,

336×1.50=Rs504

Answer 2

Answer:

1 kilometres.

Step-by-step explanation:

They cover a distance equal to the perimeter of triangle in one round = 50+65+85 = 200 metres.

Hence, in 5 rounds, distance covered is 200*5 :-

1000 metres.

Hence, required distance covered is 1000 metres or 1 kilometres.

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