MEDIUM
8th ICSE
IMPORTANT
Earn 100

Can a convex heptagon exist with six angles equal to 80°,100°,110°,120°,140° and 150°. Check by finding the seventh angles.

Important Questions on Quadrilaterals and Polygons

EASY
8th ICSE
IMPORTANT
ICSE Skills In Mathematics>Chapter 25 - Quadrilaterals and Polygons>EXERCISE 25(C)>Q 7
In a regular polygon, the ratio between an·interior angle and an exterior angle is 11:1. Find the number of sides.
EASY
8th ICSE
IMPORTANT
ICSE Skills In Mathematics>Chapter 25 - Quadrilaterals and Polygons>EXERCISE 25(C)>Q 8
The exterior angle of a regular polygon is 8°. Find the number of sides.
EASY
8th ICSE
IMPORTANT
ICSE Skills In Mathematics>Chapter 25 - Quadrilaterals and Polygons>EXERCISE 25(C)>Q 8
The exterior angle of a regular polygon is 8°. Find the interior angle of a regular polygon with one-third the number of sides.
EASY
8th ICSE
IMPORTANT
ICSE Skills In Mathematics>Chapter 25 - Quadrilaterals and Polygons>EXERCISE 25(C)>Q 9
The exterior angle of a regular polygon is 12°. Find the sum of its interior angles.
MEDIUM
8th ICSE
IMPORTANT
ICSE Skills In Mathematics>Chapter 25 - Quadrilaterals and Polygons>EXERCISE 25(C)>Q 10
The exterior angles of a pentagon are in the ratio 1:3:5:7:8. Find the exterior angles.
MEDIUM
8th ICSE
IMPORTANT
ICSE Skills In Mathematics>Chapter 25 - Quadrilaterals and Polygons>EXERCISE 25(C)>Q 10
The exterior angles of a pentagon are in the ratio 1:3:5:7:8. Find the interior angles.
MEDIUM
8th ICSE
IMPORTANT
ICSE Skills In Mathematics>Chapter 25 - Quadrilaterals and Polygons>CONCEPT REVISION TEST-25>Q 1
The sum of the exterior angles of a quadrilateral is 360° .
EASY
8th ICSE
IMPORTANT
ICSE Skills In Mathematics>Chapter 25 - Quadrilaterals and Polygons>CONCEPT REVISION TEST-25>Q 1
In a parallelogram, the diagonals are equal.