The side of a triangle are 22 cm, 28 cm, and 36 cm So, find the area of a the circumscribed circle.

The measurements of the sides of a triangle are 20 cm, 30 cm and 40 cm. Find the area of this triangle.

The sides of a triangle measure 12 cm, 17 cm and 25 cm. Then, the area of the triangle is ……………. cm^(2) .

A triangle and a parallelogram have the same base and the same area. If the sides of the triangle are 26 cm, 28 cm and 30 cm, and the parallelogram stands on the base 28 cm, find the height of the parallelogram.

The sides of a triangle m easure 8 cm, 12 cm and 6 cm. Then, the sem iperim eter of the triangle is ..........cm.

The ratio of the measures of three sides of a triangle is 4 : 2 : 3 and its perimeter is 36 cm. Find the area of this triangle.

Two sides of a triangle measure 9 cm and 10 cm. If the perimeter of the triangle is 36 cm, then its area is ………….. cm^(2)

The perimeter of a right triangle 60 cm. If its hypotenuse is 25 cm, find the area of the triangle.

The radii of two circles are 8 cm and 6 cm respectively. Find the radius of the circle having area equal to the sum of the areas of the two circles.

Answer the following by a number or a word or a sentence : The area of a circle is 220 cm^(2) . Find the area of a square inscribed in the circle.

The perimeter of a triangle is 32 cm and two of its sides measure 8 cm and 11 cm. Find the area of the triangle.