NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 304 - 308 of 2000

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Question number: 304

» Mathematics » Circles

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MCQ▾

Question

An equilateral triangle PQR is inscribed in a circle with center O. Find .

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question number: 305

» Mathematics » Circles

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Question

AB is a chord of a circle of radius 2.6 cm and P is a point on it which divided it into two parts in the ratio 2: 3. If P is 1.8 cm distant from the center O, the length of AB is

Choices

Choice (4)Response

a.

3.08 cm

b.

3.85 cm

c.

4.9 cm

d.

4.28 cm

Question number: 306

» Mathematics » Lines and Angles

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Question

Measure of an obtuse angle is

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Choice (4)Response

a.

b.

c.

d.

Question number: 307

» Mathematics » Circles

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MCQ▾

Question

AB, CD, EF and GH are chords of a circle. If and then the chord nearest to the center of the circle is

Choices

Choice (4)Response

a.

EF

b.

CD

c.

AB

d.

GH

Question number: 308

» Mathematics » Circles

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MCQ▾

Question

O is the center of the circle as shown in the diagram. The distance between P and Q is 8 cm. Then the measure of is

Circle cCircle c: Circle through P with center OArc dArc d: Semicircle through A and BArc eArc e: Semicircle through C and DSegment fSegment f: Segment [P, R] Segment gSegment g: Segment [R, O] Segment hSegment h: Segment [O, Q] Point OO = (3.7,1.8) Point OO = (3.7,1.8) Point OO = (3.7,1.8) Point PP = (1.4,1.08) Point PP = (1.4,1.08) Point PP = (1.4,1.08) Point RPoint R: Point on cPoint RPoint R: Point on cPoint RPoint R: Point on cPoint QPoint Q: Point on cPoint QPoint Q: Point on cPoint QPoint Q: Point on cyâ°text1 = “yâ°”30â°text1_1 = “30â°”4 cmtext1_2 = “4 cm”

Image of a Circle with Center O and Radius 4 Cm

Choices

Choice (4)Response

a.

b.

c.

d.

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