NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 156 - 158 of 2028

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Question number: 156

» Mathematics » Rational Numbers

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MCQ▾

Question

Which property of multiplication illustrated by:

Choices

Choice (4)Response

a.

Associative property

b.

Commutative property

c.

Distributive property

d.

All of the above

Question number: 157

» Mathematics » Understanding Quadrilaterals

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MCQ▾

Question

Choose the correct statement.

Choices

Choice (4)Response

a.

The diagonals of a rhombus are equal

b.

If the diagonals of a quadrilateral intersect at right angles, it can be a rhombus or square.

c.

The diagonals of a parallelogram are perpendicular to each other.

d.

Every quadrilateral is either a rectangle or a parallelogram or a kite.

Question number: 158

» Mathematics » Understanding Quadrilaterals

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MCQ▾

Question

In the given diagram, find the value of x.

Quadrilateral poly1Quadrilateral poly1: Polygon A, B, C, DArc eArc e: Semicircle through E and FArc fArc f: Semicircle through G and HArc gArc g: Semicircle through I and JArc g_1Arc g_1: Semicircle through I_1 and J_1Segment aSegment a: Segment [A, B] of Quadrilateral poly1Segment bSegment b: Segment [B, C] of Quadrilateral poly1Segment cSegment c: Segment [C, D] of Quadrilateral poly1Segment dSegment d: Segment [D, A] of Quadrilateral poly1Point AA = (5.96,1.8) Point AA = (5.96,1.8) Point AA = (5.96,1.8) Point BB = (2.04, -0.2) Point BB = (2.04, -0.2) Point BB = (2.04, -0.2) Point CC = (5.94, -1.86) Point CC = (5.94, -1.86) Point CC = (5.94, -1.86) Point DD = (4.64, -0.1) Point DD = (4.64, -0.1) Point DD = (4.64, -0.1) 55â°text1 = “55â°”45â°text1_1 = “45â°”35â°text1_2 = “35â°”xtext1_3 = “x”

Image of Quadrilateral BCDA with Some Given Angles

Choices

Choice (4)Response

a.

b.

c.

d.

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