Q 1: If 'd is the diameter and 'r' is the radius of circle, then d = ______. 2r r/2

Q 2: The point of concurrence of the medians of a triangle is called _____. incentre centroid

Q 3: The circumference of a circle is ______ times the diameter 2 pi

Q 4: If 'P' is any point on the circumference of a circle 'C', then we say that P ____ C. does not belongs belongs to

Q 5: If d = 6cm., then r = ______. 4 cm. 3 cm.

Q 6: The circle passing through the three vertices of a triangle is called _________. circumcircle incircle

Q 7: The number of altitudes that can be drawn in a triangle is _____. 4 3

Q 8: The radius of a circle is denoted by the letter _____. d r

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!

