IMO- Mathematics Olympiad Class 10: Questions 796 - 797 of 958

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Question number: 796

» Triangle, Circle & Constructions

MCQ▾

Question

Equation is right angled at N. Equation The radius of the incircle is________.

Triangle poly1 Triangle poly1: Polygon A, B, CCircle d Circle d: Circle through F with center OSegment c Segment c: Segment [A, B] of Triangle poly1Segment a Segment a: Segment [B, C] of Triangle poly1Segment b Segment b: Segment [C, A] of Triangle poly1Segment f Segment f: Segment [B, D] Segment g Segment g: Segment [E, G] Segment h Segment h: Segment [G, H] Segment i Segment i: Segment [G, I] Segment j Segment j: Segment [G, J] M text1 = “M”N text2 = “N”O text3 = “O”A text4 = “A”P text5 = “P”r text6 = “r”r text7 = “r”r text8 = “r”4cm text9 = “4cm”2cm text10 = “2cm”

Triangle MNO Is Right Angled

Triangle MNO is right angled at N. NO = 6cm, MN = 8cm

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 797

» Area, Surface Area & Volume

MCQ▾

Question

Equation is a line segment of length Equation O is the mid-point of Equation Circle are drawn with M, O and N as centers and radii Equation (see figure). The area of the colored portion (in Equation ) is________.

Trapezoid and semi-circle

Trapezoid and Semi-Circle

MNis a line segment of length 12 cm. O is the mid-point of MN. Circle are drawn with M, O and N as centers and radii MO = ON

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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