Mensuration -Area

If a triangle has a base of 17mm and a height of 6.3mm, calculate the area.

Calculate the area of a square with a side of 6.7cm.

• 80 cm²
• 160 cm²
• 80 cm
• 160 cm

Which of the following is the area of a rhombus?

• Product of its diagonals

• 1/2 (sum of its diagonals)

• 2 (Product of its diagonals)

• 1/2 (Product of its diagonals)

the area of a rhombus is 240 cm2 and one of the diagonals is 16 cm. Find the other diagonal.

• 16 cm

• 20 cm

• 30 cm

• 36 cm

Lateral surface area of cube , whose side measures 5 cm, is

• $150\ cm^2$

• $125\ cm^2$

• $25\ cm^2$

• $100\ cm^2$

The length of the side of a cube whose total surface area measures

 $600^{ }cm^2$  is 

• 60 cm

• 100 cm

• 10 cm

• 6 cm

A rectangular piece of paper 22 cm long and 12 cm broad is rolled along its length to form a cylinder , then height of the cylinder is

• 12 cm

• 22 cm

• 6 cm

• 11 cm

Area of trapezium is equal to

• $base\ \times\ height$

• $\frac{1}{2}\ \times base\times height$

• $\frac{1}{2}\times\left(a+b\right)\times h$

• $\frac{1}{2}\times d\times\left(h_1+h_2\right)$

The area of trapezium is 24 square metres . If its height is 6 m then sum of its parallel sides is

• 4 m

• 6 m

• 8 m

• 2 m