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The math puzzle 18 collinear points and perpendicular lines.A. 4√3 B. 9 C. 10 D. 12 E. 16

I slope of lines are 3 and 3

II slope of lines are 3 and -3

III slope of lines are 3 and -1/3

IV slope of lines are 3 and 0

A. I only B. II only C. III only D. IV only E. None of these

A. -15 B. -10 C. 5 D. 10 E. 15

A. 3 B. 5 C. 8 D. 16 E. None of these

A. Cone B. Pyramid C. Cylinder D. Triangular prism

E. Hemisphere

A. Square B. Equilateral Triangle C. Oval D. Rectangle E. Circle

A. Equilateral B. Isosceles C. Isosceles right angled

D. Right angle E. Scalene

I cube

II cuboids

III Prism

A. I only B. II only C. III only D. I and II only

E. II and III only

A. 1/4 B. 1/210 C. 1/343 D. 1/49 E. 1/7

I) 10, 14; II) 24, 24 III) 20, 28 IV) 30, 28 V) 29, 29

A. I only B. II and IV only C. III and V only D. II and III only E. IV and V only

From Math puzzle 18 to Math Teasers

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