Question

A floral design on a flour is made up of 16tiles which are triangular the sides of equal triangular piece being 28cm,9cm,35cm. Find the cost of polishing the tiles at the rate of 50paise per cm2.

Answer 1

Using heron's formula we take out the area of the triangles and multiply it by ₹0.5 for getting the cost. I hve done for u, hope it helps.