NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 246 - 249 of 2000

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Question number: 246

» Mathematics » Lines and Angles

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MCQ▾

Question

In the given measure, measure of and are

Arc c Arc c: Semicircle through E and F Arc d Arc d: Semicircle through F and G Arc e Arc e: Semicircle through G and H Segment f Segment f: Segment [A, B] Segment g Segment g: Segment [C, D] x text1 = “x” b text1_1 = “b” 80â° text1_2 = “80â°”

Image of Two Lines Intersect Each Other at a Point

Representing the image of two lines intersect each other at a point

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 247

» Mathematics » Triangles

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Question

Two sides of a triangle are 3 and 6 units. Which of the following length can be the length of the third side?

Choices

Choice (4) Response

a.

10 cm

b.

9 cm

c.

7 cm

d.

11cm

Question number: 248

» Mathematics » Circles

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Question

One side of a regular polygon with vertices on a circle subtends an angle of at the centre of this circle. This polygon is

Choices

Choice (4) Response

a.

24 sided

b.

20 sided

c.

16 sided

d.

12 sided

Question number: 249

» Mathematics » Lines and Angles

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MCQ▾

Question

In the given figure BO and CO are the bisectors of the exterior angles of B and C. Then is

Arc c Arc c: Semicircle through D and E Segment f Segment f: Segment [A, B] Segment g Segment g: Segment [B, C] Segment h Segment h: Segment [C, A] Segment i Segment i: Segment [B, P] Segment j Segment j: Segment [C, Q] Segment k Segment k: Segment [B, O] Segment l Segment l: Segment [O, C] Point A A = (-0.6,3.34) Point A A = (-0.6,3.34) Point A A = (-0.6,3.34) Point B B = (-1.94,1.26) Point B B = (-1.94,1.26) Point B B = (-1.94,1.26) Point C C = (0.58,1.3) Point C C = (0.58,1.3) Point C C = (0.58,1.3) Point P P = (-3.18, -0.66) Point P P = (-3.18, -0.66) Point P P = (-3.18, -0.66) Point Q Q = (1.88, -0.82) Point Q Q = (1.88, -0.82) Point Q Q = (1.88, -0.82) Point O O = (-0.58, -0.04) Point O O = (-0.58, -0.04) Point O O = (-0.58, -0.04) 38â° text1 = “38â°”

Image of a Triangle BOC in Which BO and CO Are Bisectors

Representing the image a triangle BOC in which BO and CO are the of bisectors of the exterior angles of B and C

Choices

Choice (4) Response

a.

b.

c.

d.

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