HARD
8th CBSE
IMPORTANT
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A pentagon is divided in two different ways by Aditya and Noni as shown in the figure. Find the area of this Pentagon using both ways.

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Important Questions on Mensuration-I (Plane Figures)

MEDIUM
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 17 - Mensuration-I (Plane Figures)>REVIEW EXERCISES>Q 1

If the area of a triangle with base x is equal to the area of a square with side x, then the altitude of the triangle is:

MEDIUM
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 17 - Mensuration-I (Plane Figures)>REVIEW EXERCISES>Q 2
If the sides of a triangle are doubled, its area:
HARD
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 17 - Mensuration-I (Plane Figures)>REVIEW EXERCISES>Q 3
The height of an equilateral triangle is 6 cm. The measure of its side is:
EASY
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 17 - Mensuration-I (Plane Figures)>REVIEW EXERCISES>Q 4
The side of a square whose area is 68116 m2 is:
MEDIUM
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 17 - Mensuration-I (Plane Figures)>REVIEW EXERCISES>Q 5
The area of an equilateral triangle whose side is a units is:
EASY
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 17 - Mensuration-I (Plane Figures)>REVIEW EXERCISES>Q 1
A square decametre is the standard unit of area.
EASY
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 17 - Mensuration-I (Plane Figures)>REVIEW EXERCISES>Q 2
Diagonal of rectangle =(length)2+(breadth)2
EASY
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 17 - Mensuration-I (Plane Figures)>REVIEW EXERCISES>Q 3
The distance between the two parallel sides of a trapezium is called the height of the trapezium.