Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 306 - 311 of 989

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Question number: 306

Mathematics
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Question

MCQ▾

In the given figure, two chord AB and CD of a circle intersect each other at a point O such that . Then find .

Image of a Circle with Two Chords AB and CD

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 307

Mathematics
Edit

Question

MCQ▾

In the following figure, O is the center of the circle. Find the value of x.

Image of a Circle with Center O, ∠BAC = 30 and ∠CBD = 50

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 308

Mathematics
Edit

Question

MCQ▾

C is the center of the circle as shown in the diagram below. Then is equal to

Image of a Circle Having Center C

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 309

Mathematics
Edit

Question

MCQ▾

In the given figure, two chord AB and CD of a circle intersect each other at a point O such that . Then find .

Image of a Circle with Two Chords AB and CD Intersect Each Other

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 310

Mathematics
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Appeared in Year: 1960

Question

MCQ▾

In the given figure, is inscribed in a circle with center O. If the length of the chord YZ is equal to the radius of the circle OY then = ________.

Image of a ∆XYZ is Inscribed in a Circle with Center O

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 311

Mathematics
Edit

Question

MCQ▾

In a quadrilateral ABCD, the diagonals AC and BD are equal and perpendicular to each other. Then ABCD is a:

Choices

Choice (4)Response

a.

Parallelogram

b.

Square

c.

Rhombus

d.

Trapezium