The perimeters of two similar triangles are 30 cm and 20 cm respectively. If one side of the first triangle is 12 cm, determine the corresponding side of the second triangle.

The areas of two similar triangles are 121 cm^(2) and 64 cm^(2) respectively. If the median of the first triangle is 12.1 cm , find the corresponding median of the second triangle.

The areas of two similar triangles are 100 cm^(2)" and "49 cm^(2) respectively. If the altitude of the bigger triangle 5 cm, find the corresponding altitude of the smaller triangle.

The areas of two similar triangles are 81 cm^(2) and 49 cm^(2) respectively. If the altitude of the bigger triangle is 4.5 cm. Find the corresponding altitude of the smaller triangle.

The areas of two similar triangles are 169 cm^(2)" and "121 cm^(2) respectively. If the longest side of the bigger Deltais 26 cm, find the longest side of the smaller triangle.

Fill in the blanks so as to make each of the following statements true : The areas of two similar triangles ABC and DEF are 144 cm^(2)" and "81 cm^(2) respectively. If the longest side of DeltaABC measures 36 cm, then the longest side of DeltaDEF measures..............cm.

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

Construct a triangle with sieds 5 cm, 6 cm and 7 cm and then another triangle whose sides are 7/5 of the corresponding sides of the first triangle.

Construct a triangle of sides 4 cm, 5 cm and 6 cm and then a triangle similar to it whose sides are 2/3 of the corresponding sides of the first 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 triangle is 32 cm and two of its sides measure 8 cm and 11 cm. Find the area of the triangle.