NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 162 - 164 of 2000

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Question number: 162

» Mathematics » Quadrilaterals

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MCQ▾

Question

PQRS is a parallelogram as shown in the figure below. Then the shown angles x and y are related.

Quadrilateral poly1Quadrilateral poly1: Polygon P, Q, R, SArc eArc e: Semicircle through A and BArc gArc g: Semicircle through C and DSegment aSegment a: Segment [P, Q] of Quadrilateral poly1Segment bSegment b: Segment [Q, R] of Quadrilateral poly1Segment cSegment c: Segment [R, S] of Quadrilateral poly1Segment dSegment d: Segment [S, P] of Quadrilateral poly1Segment fSegment f: Segment [P, R] Point PP = (0.56,4.2) Point PP = (0.56,4.2) Point PP = (0.56,4.2) Point QQ = (-0.35,1.13) Point QQ = (-0.35,1.13) Point QQ = (-0.35,1.13) Point RR = (4.05,1.07) Point RR = (4.05,1.07) Point RR = (4.05,1.07) Point SS = (4.91,4.2) Point SS = (4.91,4.2) Point SS = (4.91,4.2) yâ°text1 = “yâ°”xâ°text1_1 = “xâ°”

Image of a Parallelogram PQRS

Choices

Choice (4)Response

a.

Cannot be determined from given data

b.

c.

d.

Question number: 163

» Mathematics » Circles

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Question

A diameter of a circle is also a

Choices

Choice (4)Response

a.

Secant

b.

Radius

c.

Chord

d.

Tangent

Question number: 164

» Chemistry » Matter

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MCQ▾

Question

Which substance has strongest interparticle force of attraction?

Choices

Choice (4)Response

a.

Glycerine

b.

Ethyl alcohol

c.

Sodium chloride

d.

Carbon dioxide

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