IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 632 - 635 of 1022

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Question number: 632

» Triangle and Its Properties

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MCQ▾

Question

If the two legs of a right angled triangle are equal and the square of the hypotenuse is 144 , then the length of each leg is ________.

Choices

Choice (4) Response

a.

cm

b.

12 cm

c.

cm

d.

cm

Question number: 633

» Comparing Quantities

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MCQ▾

Question

During a cricket match, 4800 people showed their spirit by wearing home team’s colors. If 12000 people attended the game, what percent of crowd wear the same colors?

Choices

Choice (4) Response

a.

80%

b.

40%

c.

60%

d.

20%

Question number: 634

» Comparing Quantities

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MCQ▾

Question

Alok’s parents asked him to save of his allowance each week to help pay for summer camp. What percent of his allowance did Alok’s parents ask him to save?

Choices

Choice (4) Response

a.

35%

b.

60%

c.

40%

d.

25%

Question number: 635

» Triangle and Its Properties

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MCQ▾

Question

In the figure (not drawn to scale), ABC and DEF are triangle, CA is parallel to FD and CFBE is a straight line. Find the value of .

Triangle poly1 Triangle poly1: Polygon A, B, C Triangle poly2 Triangle poly2: Polygon D, E, F Arc g Arc g: Semicircle through G and H Arc h Arc h: Semicircle through I and J Arc k Arc k: Semicircle through K and L Arc g_1 Arc g_1: Semicircle through G_1 and H_1 Segment c Segment c: Segment [A, B] of Triangle poly1 Segment a Segment a: Segment [B, C] of Triangle poly1 Segment b Segment b: Segment [C, A] of Triangle poly1 Segment f Segment f: Segment [D, E] of Triangle poly2 Segment d Segment d: Segment [E, F] of Triangle poly2 Segment e Segment e: Segment [F, D] of Triangle poly2 Vector u Vector u: Vector [O, P] Vector u Vector u: Vector [O, P] Vector u_1 Vector u_1: Vector [O_1, P_1] Vector u_1 Vector u_1: Vector [O_1, P_1] Point A A = (3.78,4.14) Point A A = (3.78,4.14) Point A A = (3.78,4.14) Point B B = (5.94,7) Point B B = (5.94,7) Point B B = (5.94,7) Point C C = (1.9,7) Point C C = (1.9,7) Point C C = (1.9,7) Point D D = (6.64,3.72) Point D D = (6.64,3.72) Point D D = (6.64,3.72) Point E E = (9.24,6.98) Point E E = (9.24,6.98) Point E E = (9.24,6.98) Point F Point F: Point on a Point F Point F: Point on a Point F Point F: Point on a y text1 = “y” x text1_1 = “x” 51â° text1_2 = “51â°” 83â° text1_3 = “83â°”

Image of Two Triangles ABC and DEF

Showing the image of two triangles ABC and DEF

Choices

Choice (4) Response

a.

b.

c.

d.