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 poly1 Triangle poly1: Polygon A, B, C Arc d Arc d: Semicircle through G and H Arc e Arc e: Semicircle through I and J 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 [A, M] Segment g Segment g: Segment [A, N] Segment h Segment h: Segment [D, E] Segment i Segment i: Segment [E, F] Point A A = (-2.54,2.86) Point A A = (-2.54,2.86) Point A A = (-2.54,2.86) Point B B = (-3.2, -0.6) Point B B = (-3.2, -0.6) Point B B = (-3.2, -0.6) Point C C = (3.16, -0.24) Point C C = (3.16, -0.24) Point C C = (3.16, -0.24) Point M Point M: Point on a Point M Point M: Point on a Point M Point M: Point on a Point N Point N: Point on a Point N Point N: Point on a Point N Point N: Point on a 80â° text1 = “80â°” 25â° text1_1 = “25â°”

Image of a Triangle ABC in Which AM⊥BC

Representing the image of a triangle ABC in which AM⊥BC

Choices

Choice (4) Response

a.

b.

c.

d.

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