Question

the Base and corresponding altitude of a parallelogram are 18 cm and 5cm. what would be the cost of gold plating parallelogram at the rate of rs. 200 per cm2

Answer 1

Base=18
Altitude=5
Area=b×a
=90cm²
Also cost of plating= ₹200 per cm²
Cost=90×200
=₹18000

Answer 2

Firstly, we have to find area of parallelogram
that is = base*height
= 18*5
= 90 cm square cost of gold plating on 90 cm square = 200*90
cost = 18000 rupees