Mathematics-Basic Geometry (NTSE Stage-2 (National-Level) Scholastic-Aptitude & Language Comprehension): Questions 18 - 21 of 21

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Question number: 18

» Mathematics » Basic Geometry

MCQ▾

Question

A horse is tied to a post by a rope. If the horse moves along a circular path always keeping the rope tight and describes 88 m when it has traced out 72° at the center, then the length of the rope is

Choices

Choice (4) Response

a.

80 m

b.

72 m

c.

85 m

d.

70 m

Question number: 19

» Mathematics » Basic Geometry

MCQ▾

Question

ABCD is a quadrilateral whose diagonals intersect each other at the point O such that OA = OB = OD. If ∠OAB = 30°, then the measures of ∠ODA is

Choices

Choice (4) Response

a.

60°

b.

90°

c.

45°

d.

30°

Question number: 20

» Mathematics » Basic Geometry

MCQ▾

Question

In the given figure, Equation are congruent triangles. Equation , then find the value of Equation .

A triangle having two congruent triangles

A Triangle Having Two Congruent Triangles

Find the angle ABD of triangle ADB by using given angles

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

None of the above

Question number: 21

» Mathematics » Basic Geometry

Appeared in Year: 2013

MCQ▾

Question

ABCD is a square with side a. With centers A, B, C and D four circles are drawn such that each circle touches externally two of the remaining three circles. Let 5 be the area of the region in the interior of the square and exterior of the circles. Then the maximum value of 8 is

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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