IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 574 - 575 of 1022

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Question number: 574

» Triangle and Its Properties

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Each side of an equilateral triangle measures 16 cm. Its area is ________.

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Choice (4)Response

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b.

c.

d.

Question number: 575

» Practical Geometry - Lines and Angles

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In the figure (not drawn to scale), ABCD is a quadrilateral, BED and AEC are straight lines and AE = ED. Find x.

Arc cArc c: Semicircle through F and GArc dArc d: Semicircle through H and IArc eArc e: Semicircle through P and QSegment fSegment f: Segment [A, B] Segment gSegment g: Segment [B, C] Segment hSegment h: Segment [C, D] Segment iSegment i: Segment [D, A] Segment jSegment j: Segment [A, C] Segment kSegment k: Segment [D, B] Segment m_1Segment m_1: Segment [N_1, O_1] Segment l_1Segment l_1: Segment [L_1, M_1] Point AA = (7.11,1.08) Point AA = (7.11,1.08) Point AA = (7.11,1.08) Point BB = (7.11,4.54) Point BB = (7.11,4.54) Point BB = (7.11,4.54) Point CC = (5.17,4.54) Point CC = (5.17,4.54) Point CC = (5.17,4.54) Point DD = (4.31,1.05) Point DD = (4.31,1.05) Point DD = (4.31,1.05) Point EPoint E: Intersection point of j, kPoint EPoint E: Intersection point of j, kPoint EPoint E: Intersection point of j, k42â°text1 = “42â°”56â°text1_1 = “56â°”xtext2 = “x”

Image Made by a Quadrilateral ABCD in Which AE = ED

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Choice (4)Response

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b.

c.

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