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 poly1 Quadrilateral poly1: Polygon A, B, C, D Arc e Arc e: Semicircle through E and F Arc f Arc f: Semicircle through G and H Arc g Arc g: Semicircle through I and J Arc g_1 Arc g_1: Semicircle through I_1 and J_1 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 Point A A = (5.96,1.8) Point A A = (5.96,1.8) Point A A = (5.96,1.8) Point B B = (2.04, -0.2) Point B B = (2.04, -0.2) Point B B = (2.04, -0.2) Point C C = (5.94, -1.86) Point C C = (5.94, -1.86) Point C C = (5.94, -1.86) Point D D = (4.64, -0.1) Point D D = (4.64, -0.1) Point D D = (4.64, -0.1) 55â° text1 = “55â°” 45â° text1_1 = “45â°” 35â° text1_2 = “35â°” x text1_3 = “x”

Image of Quadrilateral BCDA with Some Given Angles

Showing the image of quadrilateral BCDA with some given angles

Choices

Choice (4) Response

a.

b.

c.

d.

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