Math, asked by Cherrybelle, 20 days ago

the triangle side wall of a flyover have been used for advertisement. the sides of the walls are 100m and 12m and 60m. the advertisements yield an earning of RS 5000 per m^2 per year. A company hired one of its wall for 3 months . how much rent did it pay?​

Answers

Answered by honeymaniyar
1

Step-by-step explanation:

.Rs.16,500,000

Refer figure,

In △ABC

a=122m,b=22m,c=120m

s=

2

a+b+c

=

2

122+22+120

=132m

ar△ABC=

s(s−a)(s−b)(s−c)

=

132(132−122)(132−23)(132−120)

=

132×10×110×12

=

132×10×11×10×12

=

(132)

2

×(10)

2

=132×10=1320 m

2

Rent of 1 m

2

per year = Rs. 5000

Rent of 1 m

2

per month = Rs.

12

5000

Rent of 1 m

2

for 3 months=Rs.

12

3×5000

Rent of 1320 m

2

for 3 months=Rs. (

12

3×5000×1320

)

= Rs.16,500,000

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