Perimeter and A...

The distance, once around the circle is called

If the radius of a circle is $$\dfrac{7}{\sqrt{\pi}}$$, what is the area of the circle (in $$cm^2$$)?

Find the area of the triangle shown in figure.

The circumference of the circle is the boundary of t he

The circumference of the circle is calculated by the formula

The dotted line represents the

In which figure circumference of the circle is shown in green?

 Calculate the radius of a circle whose circumference is $$44\ cm$$?

Consider the railway platform which is in square shape having side length $$2\ km$$. Then area of the platform is $$4$$ ____.

The area of triangle is equal to the area of a rectangle whose length and breadth are $$20\ cm$$ and $$15\ cm$$ respectively. Calculate the height of the triangle if its base measures $$30\ cm$$.