Achieve Indian Army Agniveer Mathematics Practice Book>Chapter 13 - Geometrical Shapes>Exercise 1>Q 2

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IMPORTANT

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Two line segments having the same length are said to be:

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Important Questions on Geometrical Shapes

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IMPORTANT

Achieve Indian Army Agniveer Mathematics Practice Book>Chapter 13 - Geometrical Shapes>Exercise 1>Q 3

If two lines are perpendicular to each other then the angle between them at the point of contact is:

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IMPORTANT

Achieve Indian Army Agniveer Mathematics Practice Book>Chapter 13 - Geometrical Shapes>Exercise 1>Q 4

Plane figures are _____ ?

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IMPORTANT

Achieve Indian Army Agniveer Mathematics Practice Book>Chapter 13 - Geometrical Shapes>Exercise 1>Q 5

A B C D

is a parallelogram,

B D

is diagonal and

M

is the mid-point of

B D

and

B D

is a bisector of

∠ B

. Find the

∠ A M B

.

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Indian Army Agniveer

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Achieve Indian Army Agniveer Mathematics Practice Book>Chapter 13 - Geometrical Shapes>Exercise 1>Q 6

If two supplementary angles are in the ratio

13 : 5

. Find the greater angle.

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Achieve Indian Army Agniveer Mathematics Practice Book>Chapter 13 - Geometrical Shapes>Exercise 1>Q 7

The measure of the angle between the internal and external bisector of an angle is _____.

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Achieve Indian Army Agniveer Mathematics Practice Book>Chapter 13 - Geometrical Shapes>Exercise 1>Q 8

If the right circular cone is cut into three solids of volumes

V_{1}, V_{2}

and

V_{3}

by two cuts which are parallel to the base and trisect the altitude, then

V_{1} : V_{2} : V_{3}

is _____.

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Achieve Indian Army Agniveer Mathematics Practice Book>Chapter 13 - Geometrical Shapes>Exercise 1>Q 9

In a

△ ABC, D, E

and

F

are, respectively, the mid-points of

BC, CA

and

AB

. If the lengths of side

AB, BC

and

CA

are

7 cm, 8 cm

and

9 cm,

respectively, find the perimeter of

△ DEF

.

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Indian Army Agniveer

IMPORTANT

Achieve Indian Army Agniveer Mathematics Practice Book>Chapter 13 - Geometrical Shapes>Exercise 1>Q 10

Let

O

be a circumcentre of a

△ ABC

. If

∠ BAC = 85 °, ∠ BCA = 75 °,

then

∠ OAC

is _____.