R Chandra Solutions for Chapter: Heron's Formula, Exercise 2: TEST YOUR SKILLS

The sides of a triangle are $3 \mathrm{c}\mathrm{m}, 5 \mathrm{c}\mathrm{m}$ and $6 \mathrm{c}\mathrm{m}$. What is its area?

What is the area of an equilateral triangle with side $\frac{\sqrt{3}}{4} \mathrm{cm}$?

The length of one of the equal sides of an isosceles triangle is $4 \mathrm{c}\mathrm{m}$. If, its base is $2 \mathrm{c}\mathrm{m}$ then, what is the area of the triangle?

If the perimeter of an equilateral triangle is $60 \mathrm{c}\mathrm{m}$, then what is the area of the triangle ?

The sides of a triangle are $2 \mathrm{c}\mathrm{m}, 5 \mathrm{c}\mathrm{m}$ and $5 \mathrm{c}\mathrm{m}$. What is the area of the triangle?

The sides of a triangle are $8 \mathrm{c}\mathrm{m}, 11 \mathrm{c}\mathrm{m}$ and $13 \mathrm{c}\mathrm{m}$. What is its area?

The sides of a triangle are $15 \mathrm{c}\mathrm{m}, 17 \mathrm{cm}$ and $8 \mathrm{cm}$. What is its area?

The sides of a triangle are in the ratio of $3:4:5$. If its perimeter is $36 \mathrm{c}\mathrm{m}$, then what is its area?