Area Related to Circles Test

Result

Area Related to Circles Test - 7

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Weekly Quiz Competition

Question 1
1 / -0

If a line meets the circle in two distinct points, it is called

A
a radius

B
a chord

C
a tangent

D
secant

Solution

A secant line, also simply called a secant, is a line meet two points in a circle.
Question 2
1 / -0

πr² gives us the ____ of the circle.

A
circumference

B
radius

C
area

D
diameter

Solution

πr² gives us the area of the circle, where rr is radius of the circle.
Question 3
1 / -0

If O is a fixed point and Q is a point which moves in such a way that the distance OQ remains constant, then the locus of Q is called

A
rectangle

B
circle

C
rhombus

D
square

Solution

If O is a fixed point and Q is a point which moves in such a way that the distance OQ remains constant, then the locus of Q is called circle.
because according to the definition of a circle "a circle is the collection of points at a fixed distance from a fixed point". In this question, O is the fixed point and OQ is fixed distance.
O is a centre of a circle and OQ is the radius of the circle.