Mental Ability-Basic Geometry (NCO- Cyber Olympiad (SOF) Class 10): Questions 1 - 2 of 57

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Question number: 1

» Mental Ability » Basic Geometry

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MCQ▾

Question

The Volume of a solid metallic sphere is 2512 . It is melted and recast into solid right circular cones of radius 5 cm and height 16 cm. Calculate the number of cones recast.

Choices

Choice (4) Response

a.

9

b.

6

c.

8

d.

7

Question number: 2

» Mental Ability » Basic Geometry

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MCQ▾

Question

In the figure drawn below, and are parallel and . What is ?

Polygon poly1 Polygon poly1: Polygon [A, B, 3] Polygon poly1 Polygon poly1: Polygon [A, B, 3] Arc c Arc c: Semicircle through G and H Arc d Arc d: Semicircle through I and J Segment f Segment f: Segment [A, B] of Polygon poly1 Segment g Segment g: Segment [B, C] of Polygon poly1 Segment h Segment h: Segment [C, A] of Polygon poly1 Segment i Segment i: Segment [C, D] Segment j Segment j: Segment [E, F] Point A A = (3.7,2.64) Point A A = (3.7,2.64) Point A A = (3.7,2.64) Point B B = (1.92, -0.46) Point B B = (1.92, -0.46) Point B B = (1.92, -0.46) Point C Point C: Polygon [A, B, 3] Point C Point C: Polygon [A, B, 3] Point C Point C: Polygon [A, B, 3] Point D D = (8.46, -0.46) Point D D = (8.46, -0.46) Point D D = (8.46, -0.46) Point E E = (4.66, -1.68) Point E E = (4.66, -1.68) Point E E = (4.66, -1.68) Point F F = (8.12,3.2) Point F F = (8.12,3.2) Point F F = (8.12,3.2) 50â° text1 = “50â°â€ 50â° text1_1 = “50â°â€

Image of a Triangle ABC and a Parallel Line EF

Representing the image of a triangle ABC and a parallel line EF

Choices

Choice (4) Response

a.

b.

c.

d.

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