Maths Express 7>Chapter NA - Practice Sheet 2>Fill in the Blanks>Q 7

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7th CBSE

IMPORTANT

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A triangular pyramid has faces.

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Important Questions on Practice Sheet 2

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IMPORTANT

Maths Express 7>Chapter NA - Practice Sheet 2>Fill in the Blanks>Q 8

If

△ A B C

and

△ P Q R

are congruent and the measures of

∠ A

and

∠ B

are

20^{\circ}

and

80^{\circ}

, respectively. If the measure of

∠ R

is

k °

, then

k =

_____.

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7th CBSE

IMPORTANT

Maths Express 7>Chapter NA - Practice Sheet 2>Fill in the Blanks>Q 9

The mean of the data:

8, 6, 7, 10, 4

is _____.

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Maths Express 7>Chapter NA - Practice Sheet 2>Fill in the Blanks>Q 10

The perimeter of a parallelogram is $24 cm$ and one of its sides measures $10 cm$ . If the length of the other side is $k cm$ , then $k =$ _____.

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7th CBSE

IMPORTANT

Maths Express 7>Chapter NA - Practice Sheet 2>Fill in the Blanks>Q 11

If the area of a triangle of base length $10 cm$ and height $3 cm$ is $k {cm}^{2}$ , then $k =$ _____.

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IMPORTANT

Maths Express 7>Chapter NA - Practice Sheet 2>Fill in the Blanks>Q 12

The probability of selecting a girl student from a group of $20$ boys and $7$ girls is _____.

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IMPORTANT

Maths Express 7>Chapter NA - Practice Sheet 2>Fill in the Blanks>Q 13

The probability of getting a number more than $5$ , when a die is thrown is _____.

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Maths Express 7>Chapter NA - Practice Sheet 2>Answer the folowing questions>Q 14

Find the value of $x$ and $y$ from the given figure, given that $l ∥ m$ .

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Maths Express 7>Chapter NA - Practice Sheet 2>Answer the folowing questions>Q 15

Find the supplement and the complement of

72^{\circ}

.