Question

16. A floral design on a floor is made up of 16 tiles which are triangular, the sides of the triangle

being 9 cm, 28 cm and 35 cm. Find the cost of polishing the tiles at the rate of 50p per cm2

.​

Answer 1

Answer:

This is the solution

Hope it help u

Thanks

Answer 2

Answer:

Area of a single triangle :

Ae bhai herons formula लगा कर निकाल le

First find S=a+b+c/2

S=9+28+35/2=36

Now, follow heron's formula:

$\sqrt{s(s - a)(s - b)(s - c)}$

And then multiply it by 16

You will get the area of the floor

Now, answer is: area of floor x 0.5

To get the money in rupees.

I multiplied it by 0.5

50p=₹0.5

Understood, any doubt