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

MEDIUM

7th ICSE

IMPORTANT

Earn 100

Five of the angles of a hexagon are $120^{o}, 150^{o}, 92^{o}, 79^{o}, 135^{o}$ . Find the sixth angle.

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Important Questions on Polygon

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

.

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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

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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:

20 r t . ∠ s

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:

18 r t . ∠ s

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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

28

right angles.

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7th ICSE

IMPORTANT

New Mathematics Today Class 7>Chapter 30 - Polygon>Exercise>Q 9

Each angle of a polygon is

140^{o}

. How many sides has it?

EASY

7th ICSE

IMPORTANT

New Mathematics Today Class 7>Chapter 30 - Polygon>Exercise>Q 10

The angles of a quadrilateral are in the ratio

2 : 3 : 5 : 8

. Find the angles.

EASY

7th ICSE

IMPORTANT

New Mathematics Today Class 7>Chapter 30 - Polygon>Exercise>Q 11

The angle of a hexagon are

6 x^{o}, 4 x^{o}, 5 x^{o}, {6 x}^{o}, 7 x^{o}

, and

8 x^{o}

. Find the value of

x

.