Mathematics-Triangles [NSTSE (National Science Talent Search Exam- Unified Council) Class 10]: Questions 1 - 2 of 54

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Question number: 1

» Mathematics » Triangles

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MCQ▾

Question

In , then x = ________.

Triangle poly1Triangle poly1: Polygon A, B, CSegment cSegment c: Segment [A, B] of Triangle poly1Segment aSegment a: Segment [B, C] of Triangle poly1Segment bSegment b: Segment [C, A] of Triangle poly1Segment fSegment f: Segment [D, E] Point AA = (3.41,1.15) Point AA = (3.41,1.15) Point AA = (3.41,1.15) Point BB = (7.92,1.18) Point BB = (7.92,1.18) Point BB = (7.92,1.18) Point CC = (5.68,4.45) Point CC = (5.68,4.45) Point CC = (5.68,4.45) Point DPoint D: Point on cPoint DPoint D: Point on cPoint DPoint D: Point on cPoint EPoint E: Point on bPoint EPoint E: Point on bPoint EPoint E: Point on bxtext1 = “x”xtext1_1 = “x”27text1_2 = “27”3text1_3 = “3”

Image of a Triangle ABC in Which DE∥BC with Two Unknown Values

Choices

Choice (4)Response

a.

9

b.

12

c.

6

d.

81

Question number: 2

» Mathematics » Triangles

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MCQ▾

Question

From the given figure the value of x is ________ if .

Triangle poly1Triangle poly1: Polygon A, B, CSegment cSegment c: Segment [A, B] of Triangle poly1Segment aSegment a: Segment [B, C] of Triangle poly1Segment bSegment b: Segment [C, A] of Triangle poly1Segment fSegment f: Segment [D, E] Point AA = (4.65,4.28) Point AA = (4.65,4.28) Point AA = (4.65,4.28) Point BB = (1.94,0.32) Point BB = (1.94,0.32) Point BB = (1.94,0.32) Point CC = (7.7,0.25) Point CC = (7.7,0.25) Point CC = (7.7,0.25) Point DPoint D: Point on cPoint DPoint D: Point on cPoint DPoint D: Point on cPoint EPoint E: Point on bPoint EPoint E: Point on bPoint EPoint E: Point on b4text1 = “4”6text1_1 = “6”3text1_2 = “3”xtext1_3 = “x”atext1_4 = “a”

Image of a Triangle ABC in Which DE∥BC

Choices

Choice (4)Response

a.

6

b.

4.5

c.

18

d.

12.5

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