NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 135 - 137 of 2000

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Question number: 135

» Mathematics » Triangles

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MCQ▾

Question

An exterior angle of a triangle is and one of the interior of opposite angles is . Then the other two angles of a triangle are

Triangle poly1 Triangle poly1: Polygon A, B, C Arc d Arc d: Semicircle through E and F Arc e Arc e: Semicircle through G and H 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 [C, D] Point A A = (0.38,3.46) Point A A = (0.38,3.46) Point A A = (0.38,3.46) Point B B = (-3.72,0.22) Point B B = (-3.72,0.22) Point B B = (-3.72,0.22) Point C C = (0.82,0.22) Point C C = (0.82,0.22) Point C C = (0.82,0.22) 35â° text1 = “35â°” 95â° text1_1 = “95â°”

Image of a Triangle Having 95 Degree of Exterior Angle

Representing the image of a triangle having 95 degree of exterior angle

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 136

» Mathematics » Circles

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AB, BC and CD are equal chords of a circle with O as the center. is

Choices

Choice (4) Response

a.

Not necessarily any of the forgoing

b.

c.

d.

Question number: 137

» Mathematics » Lines and Angles

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In the adjoining figure . Then is

Arc c Arc c: Semicircle through G and H Arc d Arc d: Semicircle through H and I Arc e Arc e: Semicircle through I and J Arc k Arc k: Semicircle through J and G Arc c_1 Arc c_1: Semicircle through G_1 and H_1 Arc d_1 Arc d_1: Semicircle through H_1 and I_1 Arc e_1 Arc e_1: Semicircle through I_1 and J_1 Arc k_1 Arc k_1: Semicircle through J_1 and G_1 Segment f Segment f: Segment [A, B] Segment g Segment g: Segment [C, D] Segment h Segment h: Segment [E, F] Point A A = (-2.3,1.4) Point A A = (-2.3,1.4) Point A A = (-2.3,1.4) Point B B = (3.5,1.36) Point B B = (3.5,1.36) Point B B = (3.5,1.36) Point C C = (-2.32, -0.84) Point C C = (-2.32, -0.84) Point C C = (-2.32, -0.84) Point D D = (3.5, -0.84) Point D D = (3.5, -0.84) Point D D = (3.5, -0.84) 2 text1 = “2” 4 text1_1 = “4” 3 text1_2 = “3” 1 text1_3 = “1” 5 text1_4 = “5” 6 text1_5 = “6” 7 text1_6 = “7” 8 text1_7 = “8”

Image of an Adjoining Figure in Which AB∥CD, ∠1: ∠2 = 5: 4

Representing the image of an adjoining figure in which AB∥CD, ∠1: ∠2 = 5: 4

Choices

Choice (4) Response

a.

b.

c.

d.

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