NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 810 - 811 of 1484

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Question number: 810

» Mathematics » Probability

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MCQ▾

Question

A book containing 1000 pages is opened at random. The probability that a triplet page is found is

Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question number: 811

» Mathematics » Triangles

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MCQ▾

Question

If , then DF = ________.

Triangle poly1 Triangle poly1: Polygon A, B, C Triangle poly2 Triangle poly2: Polygon D, E, F Segment c Segment c: Segment [A, B] of Triangle poly1 Segment a Segment a: Segment [B, C] of Triangle poly1 Segment b Segment b: Segment [C, A] of Triangle poly1 Segment f Segment f: Segment [D, E] of Triangle poly2 Segment d Segment d: Segment [E, F] of Triangle poly2 Segment e Segment e: Segment [F, D] of Triangle poly2 Point A A = (1.98,4.24) Point A A = (1.98,4.24) Point A A = (1.98,4.24) Point B B = (2,0.44) Point B B = (2,0.44) Point B B = (2,0.44) Point C C = (5.74,0.42) Point C C = (5.74,0.42) Point C C = (5.74,0.42) Point D D = (7.4,3.96) Point D D = (7.4,3.96) Point D D = (7.4,3.96) Point E E = (7.36,0.56) Point E E = (7.36,0.56) Point E E = (7.36,0.56) Point F F = (10.5,0.56) Point F F = (10.5,0.56) Point F F = (10.5,0.56) 12 text1 = “12” 24 text1_1 = “24” 9 text1_2 = “9” 15 text1_3 = “15” 18 text1_4 = “18”

Image of Two Similar Triangles ABC and DEF

representing the image of two similar triangles ABC and DEF

Choices

Choice (4) Response

a.

26

b.

30

c.

12

d.

28

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