NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 311 - 314 of 2000

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Question number: 311

» Mathematics » Lines and Angles

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Question

In a right angled triangle, the square of the hypotenuse is equal to twice the product of the other two sides. One of the acute angles of the triangle is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 312

» Mathematics » Quadrilaterals

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If LMNO is a parallelogram, then is:

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Choice (4) Response

a.

b.

c.

d.

Question number: 313

» Chemistry » Matter

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Question

The absolute zero temperature is ________

Choices

Choice (4) Response

a.

– 273 K

b.

273 K

c.

25˚C

d.

– 273.15 ˚C

Question number: 314

» Mathematics » Lines and Angles

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Question

In the adjoining figure, it is given that , t is a transversal. Then the value of x is

In the figure . Then

Arc c Arc c: Semicircle through G and H Arc d Arc d: Semicircle through I and J Segment l Segment l: Segment [A, B] Segment l Segment l: Segment [A, B] Segment m Segment m: Segment [C, D] Segment m Segment m: Segment [C, D] Segment t Segment t: Segment [E, F] Segment t Segment t: Segment [E, F] Point A A = (-0.38,4.1) Point A A = (-0.38,4.1) Point A A = (-0.38,4.1) Point B B = (5.16,4.04) Point B B = (5.16,4.04) Point B B = (5.16,4.04) Point C C = (-0.2,1.6) Point C C = (-0.2,1.6) Point C C = (-0.2,1.6) Point D D = (5.24,1.5) Point D D = (5.24,1.5) Point D D = (5.24,1.5) Point E E = (1.44,5.76) Point E E = (1.44,5.76) Point E E = (1.44,5.76) Point F F = (3.34,0.22) Point F F = (3.34,0.22) Point F F = (3.34,0.22) Point K Point K: Intersection point of l, t Point K Point K: Intersection point of l, t Point K Point K: Intersection point of l, t Point L Point L: Intersection point of m, t Point L Point L: Intersection point of m, t Point L Point L: Intersection point of m, t 60â° text1 = “60â°” xâ° text1_1 = “xâ°”

Image of a Transversal with a Pair of Lines Forming Angle 105

Representing the image of a transversal with a pair of lines forming angle 105

Choices

Choice (4) Response

a.

b.

c.

d.

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