Mathematics-Lines and Angles (NSTSE (National Science Talent Search Exam- Unified Council) Class 9): Questions 1 - 1 of 113

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Question number: 1

» Mathematics » Lines and Angles



The sides BC, CA and AB of are produced in order to form exterior angles then is

Triangle poly1 Triangle poly1: Polygon A, B, C Arc d Arc d: Semicircle through G and H Arc e Arc e: Semicircle through I and J Arc k Arc k: Semicircle through K and L 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 [C, D] Segment g Segment g: Segment [A, E] Segment h Segment h: Segment [B, F] Point A A = (2.12,3.02) Point A A = (2.12,3.02) Point A A = (2.12,3.02) Point B B = (-0.1, -0.34) Point B B = (-0.1, -0.34) Point B B = (-0.1, -0.34) Point C C = (4.26, -0.38) Point C C = (4.26, -0.38) Point C C = (4.26, -0.38) Point D D = (5.76, -0.38) Point D D = (5.76, -0.38) Point D D = (5.76, -0.38) Point E E = (1.06,4.78) Point E E = (1.06,4.78) Point E E = (1.06,4.78) Point F F = (-1.36, -2.12) Point F F = (-1.36, -2.12) Point F F = (-1.36, -2.12) xâ° text1 = “xâ°” yâ° text1_1 = “yâ°” zâ° text1_2 = “zâ°”

Image of a Triangle ABC with Its Exterior Angles

Representing the image of a triangle ABC with its exterior angles


Choice (4) Response





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