NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 12 - 14 of 2028

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Question number: 12

» Mathematics » Understanding Quadrilaterals

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Question

If the lengths of two diagonal of a rhombus are 14 cm and 48 cm, then the length of each side of the rhombus are:

Choices

Choice (4)Response

a.

34 cm

b.

25 cm

c.

62 cm

d.

21 cm

Question number: 13

» Mathematics » Linear Equations in One Variable

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A fraction such that if the numerator is multiplied by 3 and the denominator is reduced by 3, we get , but if the numerator is increased by 8 and the denominator is doubled, we get . Then the fraction is:

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 14

» Mathematics » Understanding Quadrilaterals

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The area of the trapezium shown is:

Quadrilateral poly1Quadrilateral poly1: Polygon A, B, C, DSegment 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 poly1Segment fSegment f: Segment [A, E] Segment gSegment g: Segment [F, G] Segment hSegment h: Segment [G, H] Point AA = (3.52,1.72) Point AA = (3.52,1.72) Point AA = (3.52,1.72) Point BB = (2.14, -0.88) Point BB = (2.14, -0.88) Point BB = (2.14, -0.88) Point CC = (7.28, -0.9) Point CC = (7.28, -0.9) Point CC = (7.28, -0.9) Point DD = (6.12,1.72) Point DD = (6.12,1.72) Point DD = (6.12,1.72) Point EPoint E: Point on bPoint EPoint E: Point on bPoint EPoint E: Point on b20 cmtext1 = “20 cm”26 cmtext1_1 = “26 cm”32 cmtext1_2 = “32 cm”

Image of a Trapezium ABCD with Given Height and Length of Parallel Sides

Choices

Choice (4)Response

a.

b.

c.

d.

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