NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 84 - 86 of 2000

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Question number: 84

» Mathematics » Quadrilaterals

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MCQ▾

Question

The number of measurements required to construct a quadrilateral is:

Choices

Choice (4) Response

a.

3

b.

2

c.

5

d.

4

Question number: 85

» Chemistry » Matter

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MCQ▾

Question

How can a gas be liquefied?

Choices

Choice (4) Response

a.

Increasing the temperature

b.

Lowering the temperature

c.

Increasing the pressure

d.

Increasing the pressure and lowering the temperature

Question number: 86

» Mathematics » Quadrilaterals

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MCQ▾

Question

In the parallelogram ABCD, . The altitudes corresponding to the sides AE and CF are respectively 3 cm and 8 cm. Find AB.

Quadrilateral poly1 Quadrilateral poly1: Polygon A, B, C, D Segment a Segment a: Segment [A, B] of Quadrilateral poly1 Segment b Segment b: Segment [B, C] of Quadrilateral poly1 Segment c Segment c: Segment [C, D] of Quadrilateral poly1 Segment d Segment d: Segment [D, A] of Quadrilateral poly1 Segment f Segment f: Segment [A, E] Segment g Segment g: Segment [C, F] Point A A = (0.63,3.85) Point A A = (0.63,3.85) Point A A = (0.63,3.85) Point B B = (5.11,3.84) Point B B = (5.11,3.84) Point B B = (5.11,3.84) Point C C = (4.43,1.22) Point C C = (4.43,1.22) Point C C = (4.43,1.22) Point D D = (-0.04,1.25) Point D D = (-0.04,1.25) Point D D = (-0.04,1.25) Point E Point E: Point on c Point E Point E: Point on c Point E Point E: Point on c Point F Point F: Point on d Point F Point F: Point on d Point F Point F: Point on d 3 cm text1 = “3 cm” 8 cm text1_1 = “8 cm” 6 cm text1_2 = “6 cm”

Image of a Parallelogram ABCD in Which AD = 6 Cm

Representing the image of a parallelogram ABCD in which AD = 6 cm

Choices

Choice (4) Response

a.

21 cm

b.

18 cm

c.

16 cm

d.

24 cm

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