Number Magic a textbook of Mathematics 8>Chapter 27 - Multiple-Choice Questions>MULTIPLE-CHOICE QUESTIONS>Q 5

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8th CBSE

IMPORTANT

Earn 100

Two adjacent angles of a parallelogram are $(2 x + 13) °$ and $(3 x - 8) ° .$ The value of $x$ is

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Important Questions on Multiple-Choice Questions

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8th CBSE

IMPORTANT

Number Magic a textbook of Mathematics 8>Chapter 27 - Multiple-Choice Questions>MULTIPLE-CHOICE QUESTIONS>Q 6

The bisectors of two adjacent angles of a parallelogram intersect at

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8th CBSE

IMPORTANT

Number Magic a textbook of Mathematics 8>Chapter 27 - Multiple-Choice Questions>MULTIPLE-CHOICE QUESTIONS>Q 7

Diagonals of a quadrilateral ABCD bisect each other. If

∠ A = 45 °,

then the measure of

∠ B ?

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8th CBSE

IMPORTANT

Number Magic a textbook of Mathematics 8>Chapter 27 - Multiple-Choice Questions>MULTIPLE-CHOICE QUESTIONS>Q 8

ABCD is a parallelogram in which diagonal AC bisects

∠ BAD

. If

∠ BAC = 35 °

, then the measure of

∠ ABC

is

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8th CBSE

IMPORTANT

Number Magic a textbook of Mathematics 8>Chapter 27 - Multiple-Choice Questions>MULTIPLE-CHOICE QUESTIONS>Q 9

If an angle of a parallelogram is two-thirds its adjacent angle, then the angles of the parallelogram are

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8th CBSE

IMPORTANT

Number Magic a textbook of Mathematics 8>Chapter 27 - Multiple-Choice Questions>MULTIPLE-CHOICE QUESTIONS>Q 10

In parallelogram

ABCD, AB = 3 cm

and the diagonal

AC

and

BD

are

5.8 cm

and

4.2 cm

respectively. If the diagonals

AC

and

BD

intersect at

O

then the perimeter of

Δ AOB

is

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8th CBSE

IMPORTANT

Number Magic a textbook of Mathematics 8>Chapter 27 - Multiple-Choice Questions>MULTIPLE-CHOICE QUESTIONS>Q 11

A diagonal of a rectangle is inclined to one side of the rectangle at

35 ° .

The measure of acute angle between the diagonals is

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8th CBSE

IMPORTANT

Number Magic a textbook of Mathematics 8>Chapter 27 - Multiple-Choice Questions>MULTIPLE-CHOICE QUESTIONS>Q 12

In a rhombus

P Q R S

,

PQ = 3 x cm

and

QR = 2 (x + 3) cm

. Each side of the rhombus is

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8th CBSE

IMPORTANT

Number Magic a textbook of Mathematics 8>Chapter 27 - Multiple-Choice Questions>MULTIPLE-CHOICE QUESTIONS>Q 13

ABCD is a rhombus. If

∠ ACD = 50 °,

then

∠ ADB

is