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Class 8 Maths Practice Test: Mensuration - Area of General Quadrilaterals
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Area of General Quadrilateral Formula = 1/2 x diagonals length x ( sum of the height of two triangles ).

Class 8 Maths Practice Test: Mensuration - Area of General Quadrilaterals
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5 Questions

1. Find the area of pentagon PQRSA. The perpendicular distances from the vertices to the diagonal PR are 5 cm and 2 cm.
Given: l(PR) = 10 cm, l(PA) = 8 cm, l(SA) = 7cm.
2. The area of quadrilateral PQRS is 228cm2. Find length of QA.
3. The area of quadrilateral PQRS is 228cm2. Find length of QA.
4. Find the height of the quadrilateral if the area is 144cm2.
5. Find the area of pentagon PQRSA. The perpendicular distances from the vertices to the diagonal PR are 5 cm and 2 cm.
Given: l(PR) = 10 cm, l(PA) = 8 cm, l(SA) = 7cm.

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