Free Test Triangles, Circles, Po... – General...

Q1: What is the sum of interior angles of a triangle?

A. 90° B. 180° C. 270° D. 360°

Q2: Which triangle has all three sides equal?

A. Scalene B. Isosceles C. Equilateral D. Right

Q3: A polygon with 5 sides is called?

A. Pentagon B. Hexagon C. Heptagon D. Octagon

Q4: The sum of exterior angles of any polygon is?

A. 90° B. 180° C. 360° D. Depends on number of sides

Q5: A triangle with one angle 90° is called?

A. Acute triangle B. Obtuse triangle C. Right triangle D. Equilateral triangle

Q6: What is the number of diagonals in a hexagon?

A. 6 B. 9 C. 12 D. 15

Q7: A regular polygon has all:

A. Equal sides B. Equal angles C. Equal sides and angles D. None

Q8: In a circle, the distance from center to any point on circle is called?

A. Diameter B. Radius C. Chord D. Arc

Q9: The longest chord of a circle is?

A. Radius B. Diameter C. Tangent D. Arc

Q10: A triangle with two equal sides is called?

A. Equilateral B. Scalene C. Right D. Isosceles

Q11: How many sides does a decagon have?

A. 8 B. 9 C. 10 D. 12

Q12: Which of the following is not a polygon?

A. Circle B. Triangle C. Quadrilateral D. Hexagon

Q13: Which triangle has all angles less than 90°?

A. Obtuse B. Acute C. Right D. Equilateral

Q14: Area of circle formula is?

A. πr² B. 2πr C. πd D. πr

Q15: The point where medians of a triangle meet is called?

A. Centroid B. Orthocenter C. Incenter D. Circumcenter

Q16: How many triangles are formed by drawing diagonals from one vertex of a hexagon?

A. 4 B. 5 C. 6 D. 7

Q17: Which formula gives the sum of interior angles of an n-sided polygon?

A. (n-2)×90° B. (n-2)×180° C. n×180° D. (n-1)×180°

Q18: Chord that passes through the center of circle is?

A. Radius B. Tangent C. Diameter D. Arc

Q19: Which triangle has one angle more than 90°?

A. Right B. Acute C. Obtuse D. Equilateral

Q20: Which of the following is a regular polygon?

A. Rectangle B. Circle C. Equilateral triangle D. Rhombus

Quiz for Triangles, Circles, Polygons