New Mathematics Today Class 7>Chapter 30 - Polygon>Exercise>Q 2

EASY

7th ICSE

IMPORTANT

Earn 100

Find the sum of interior angles of a polygon with:
$18$ sides

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Important Questions on Polygon

EASY

7th ICSE

IMPORTANT

New Mathematics Today Class 7>Chapter 30 - Polygon>Exercise>Q 2

Find the sum of interior angles of a polygon with:

23

sides

EASY

7th ICSE

IMPORTANT

New Mathematics Today Class 7>Chapter 30 - Polygon>Exercise>Q 2

Find the sum of interior angles of a polygon with:

80

sides

EASY

7th ICSE

IMPORTANT

New Mathematics Today Class 7>Chapter 30 - Polygon>Exercise>Q 3

Three of the angles of quadrilateral are

25^{o}, 132^{o}, 150^{o}

. Find the fourth angle.

EASY

7th ICSE

IMPORTANT

New Mathematics Today Class 7>Chapter 30 - Polygon>Exercise>Q 4

If in the quadrilateral

A B C D

the angle

A = 78^{o}

and the angle

B = 125^{o}

. If the sum of the angles

ADC

and

B C D

is $k °$ , then the value of

k

is

EASY

7th ICSE

IMPORTANT

New Mathematics Today Class 7>Chapter 30 - Polygon>Exercise>Q 5

Four angles of a pentagon are

98 °, 105 °, 73 °, 110 °

, if the fifth angle is

x °

then find

x

.

MEDIUM

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IMPORTANT

New Mathematics Today Class 7>Chapter 30 - Polygon>Exercise>Q 6

Five of the angles of a hexagon are

120^{o}, 150^{o}, 92^{o}, 79^{o}, 135^{o}

. Find the sixth angle.

HARD

7th ICSE

IMPORTANT

New Mathematics Today Class 7>Chapter 30 - Polygon>Exercise>Q 7

If the sum of the angles of an Octagon is

x °

, then find the value of

x

.

MEDIUM

7th ICSE

IMPORTANT

New Mathematics Today Class 7>Chapter 30 - Polygon>Exercise>Q 8

Find the number of sides of polygon if the sum of its interior angles is:

10 r t . ∠ s