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8th CBSE
IMPORTANT
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In a rectangle ABCD, AB=25 cm and BC=15. If the ratio, in which the bisector of ∠C divide AB is 2:k, find k.

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Important Questions on Understanding Quadrilaterals and Practical Geometry

MEDIUM
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 5 - Understanding Quadrilaterals and Practical Geometry>Exercise>Q 136

PQRS is a rectangle. The perpendicular ST from S on PR divides ∠S in the ratio 2:3. If ∠PST=k°, find k.

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8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 5 - Understanding Quadrilaterals and Practical Geometry>Exercise>Q 137
A photo frame is in the shape of a quadrilateral with one diagonal longer than the other. Is it a rectangle? Why or why not?
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8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 5 - Understanding Quadrilaterals and Practical Geometry>Exercise>Q 138
The adjacent angles of a parallelogram are (2x-4)o and (3x-1)o. Find the measures of all angles of the parallelogram.
EASY
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 5 - Understanding Quadrilaterals and Practical Geometry>Exercise>Q 139
The point of intersection of diagonals of a quadrilateral divides one diagonal in the ratio 1:2. Can it be a parallelogram? Why or why not?
HARD
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 5 - Understanding Quadrilaterals and Practical Geometry>Exercise>Q 140
The ratio between exterior angle and interior angle of a regular polygon is 1:5. Find the number of sides of the polygon.
EASY
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 5 - Understanding Quadrilaterals and Practical Geometry>Exercise>Q 141
Two sticks each of length 5 cm are crossing each other such that they bisect each other. What shape is formed by joining their end points? Give reason.
EASY
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 5 - Understanding Quadrilaterals and Practical Geometry>Exercise>Q 142
Two sticks each of length 7 cm are crossing each other such that they bisect each other at right angles. What shape is formed by joining their end points? Give reason.
MEDIUM
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 5 - Understanding Quadrilaterals and Practical Geometry>Exercise>Q 143
A playground in the town is in the form of a kite. The perimeter is 106 metres. If one of its sides is 23 metres, what are the lengths of other three sides?