NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 159 - 161 of 2000

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Question number: 159

» Mathematics » Triangles

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MCQ▾

Question

Which of the following statements is true?

Choices

Choice (4)Response

a.

The diagonals of a rectangle are perpendicular

b.

The diagonals of a rhombus are equal

c.

Every square is a rhombus

d.

All of the above

Question number: 160

» Mathematics » Areas of Parallelograms and Triangles

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MCQ▾

Question

The area of a rhombus is . If one of its diagonals is 9 cm, the other diagonal is ________.

Choices

Choice (4)Response

a.

10 cm

b.

5 cm

c.

18 cm

d.

9 cm

Question number: 161

» Mathematics » Lines and Angles

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MCQ▾

Question

In the adjoining figure and AN is the bisector of . If and then is

Triangle poly1Triangle poly1: Polygon A, B, CArc dArc d: Semicircle through G and HArc eArc e: Semicircle through I and JSegment 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 [A, M] Segment gSegment g: Segment [A, N] Segment hSegment h: Segment [D, E] Segment iSegment i: Segment [E, F] Point AA = (-2.54,2.86) Point AA = (-2.54,2.86) Point AA = (-2.54,2.86) Point BB = (-3.2, -0.6) Point BB = (-3.2, -0.6) Point BB = (-3.2, -0.6) Point CC = (3.16, -0.24) Point CC = (3.16, -0.24) Point CC = (3.16, -0.24) Point MPoint M: Point on aPoint MPoint M: Point on aPoint MPoint M: Point on aPoint NPoint N: Point on aPoint NPoint N: Point on aPoint NPoint N: Point on a80â°text1 = “80â°”25â°text1_1 = “25â°”

Image of a Triangle ABC in Which AM⊥BC

Choices

Choice (4)Response

a.

b.

c.

d.

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