Area of Different Types of Triangle Based on Angles

Q.

In parallelogram ABCD, AB = 16 cm, BC = 12 cm and diagonal AC = 20 cm. Find the area of the parallelogram ABCD.

1. $96c{m}^2$

2. $126c{m}^2$

3. $112c{m}^2$

4. $192c{m}^2$

Q.

The area of trapezium whose parallel sides are 57 cm and 39 cm and the distance between them is 28 cm is:

1. 

2. 

3. 

4. 

Q. The sides of a right triangle are $(x-1)$, $x$ and $(x+1)$. Find the sides of the triangle.

1. $3,4,5$
2. $5,5,6$
3. $2,3,4$
4. None of these

Q.

The area of figure 1 (in $c{m}^2$​) ___ .

Q.

EF divides the rectangle ABCD in two parts of equal area.

1. True

2. False

Q.

The area of the obtuse angle triangle shown below is:

1. 17.5 sq. units

2. 25 sq. units

3. 14 sq. units

4. 15 sq. units