IMO Level 1- Mathematics Olympiad (SOF) Class 6: Questions 638 - 639 of 1059

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Question number: 638

» Mensuration

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MCQ▾

Question

40 peoples having same height stand with both hands stretched all along the sides of a squared room, each student covering a length of 2.5 m. Then the perimeter of the room is

Choices

Choice (4)Response

a.

10 km

b.

150 m

c.

1500 km

d.

100 m

Question number: 639

» Mensuration

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MCQ▾

Question

Find the area of unshaded part of the figure.

Quadrilateral poly1Quadrilateral poly1: Polygon A, B, C, DQuadrilateral poly2Quadrilateral poly2: Polygon A, E, F, GQuadrilateral poly3Quadrilateral poly3: Polygon H, I, J, KSegment aSegment a: Segment [A, B] of Quadrilateral poly1Segment bSegment b: Segment [B, C] of Quadrilateral poly1Segment cSegment c: Segment [C, D] of Quadrilateral poly1Segment dSegment d: Segment [D, A] of Quadrilateral poly1Segment a_1Segment a_1: Segment [A, E] of Quadrilateral poly2Segment eSegment e: Segment [E, F] of Quadrilateral poly2Segment fSegment f: Segment [F, G] of Quadrilateral poly2Segment gSegment g: Segment [G, A] of Quadrilateral poly2Segment hSegment h: Segment [H, I] of Quadrilateral poly3Segment iSegment i: Segment [I, J] of Quadrilateral poly3Segment jSegment j: Segment [J, K] of Quadrilateral poly3Segment kSegment k: Segment [K, H] of Quadrilateral poly3Segment lSegment l: Segment [L, M] Segment l_1Segment l_1: Segment [L_1, M_1] Segment mSegment m: Segment [N, O] Segment m_1Segment m_1: Segment [N_1, O_1] 10 cmtext1 = “10 cm”2 cmtext1_1 = “2 cm”6 cmtext1_2 = “6 cm”8 cmtext1_3 = “8 cm”4 cmtext1_4 = “4 cm”

Image of a Rectangle in Which Another Rectangle and a Square Inscribed

Choices

Choice (4)Response

a.

78 sq. cm

b.

52 sq. cm

c.

68 sq. cm

d.

45 sq. cm

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