Mathematics-Perimeter and Area [NSTSE (National Science Talent Search Exam- Unified Council) Class 7]: Questions 1 - 5 of 80

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Question 1

Perimeter and Area
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Question

MCQ▾

If the ratio of circumference of two circles is 16: 81, the ratio of their area is

Choices

Choice (4)Response
a.256: 6561
b.4: 9
c.16: 81
d.81: 16

Question 2

Perimeter and Area
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Question

MCQ▾

The difference between the circumference and radius of a circle is 74 m. The circumference of that circle is

Choices

Choice (4)Response
a.44 cm
b.154 cm
c.88 cm
d.14 cm

Question 3

Perimeter and Area
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Question

MCQ▾

In the given figure, ABCD is a parallelogram. and . If AB = 21 cm, BC = 14 cm and DM = 27 cm. Find DL.

Image of a Parallelogram ABCD with Two Given Sides

Choices

Choice (4)Response
a.12 cm
b.19 cm
c.18 cm
d.16 cm

Question 4

Perimeter and Area
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Question

MCQ▾

Find the area of the shaded region of the following figure.

Image of a rectangle having a rhombus in it

Image of a Rectangle Having a Rhombus in It

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ABCD is a rectangle having length 60 cm and breadth 50 cm. P, Q, R and S are midpoints of AB, BC, CD and AD respectively.

Choices

Choice (4)Response
a.4500
b.3000
c.1500
d.375

Question 5

Perimeter and Area
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Question

MCQ▾

A wire bent in the form of a circle of radius 21 cm is cut and again bent in the form of a square. The ratio of the regions enclosed by the circle and the square in the two cases is given by

Choices

Choice (4)Response
a.
b.
c.
d.