Circles MCQs with Answers

A circle can have parallel tangents at a single time.

• A.One
• B.Two
• C.Three
• D.Infinite

The distance of a chord from the center of a circle is $3$ cm, and the length of the chord is $8$ cm. What is the diameter of the circle?

• A.$5$ cm
• B.$8$ cm
• C.$10$ cm
• D.$12$ cm

The length of a diameter of the circle $x^2 + y^2 = a^2$ is?

• A.$a$
• B.$2a$
• C.$a^2$
• D.$\frac{a}{2}$

Past Paper MCQ

If the area of a circle is $38.5 \text{ m}^2$, then its circumference will be _?

• A.$22 \text{ m}$
• B.$44 \text{ m}$
• C.$11 \text{ m}$
• D.$33 \text{ m}$

The area of the sector with central angle of $60^\circ$ in a circular region whose radius is $5$ cm is:

• A.$10.47 \text{ cm}^2$
• B.$26.17 \text{ cm}^2$
• C.$6.54 \text{ cm}^2$
• D.$13.08 \text{ cm}^2$

1 radian is equal to _?

• A.$57.3^\circ$
• B.$180^\circ$
• C.$90^\circ$
• D.$360^\circ$

The area of a circle is given by which formula?

• A.$\pi r$
• B.$2\pi r$
• C.$\frac{1}{2}\pi r^2$
• D.$\pi r^2$

The total sum of all angles of a circle is:

• A.$180^\circ$
• B.$360^\circ$
• C.$90^\circ$
• D.$270^\circ$

A line segment whose endpoints lie on the circle is called a:

• A.Radius
• B.Chord
• C.Diameter
• D.Tangent

The circumference of a circle is $154$ cm. Find its radius. (Take $\pi = \frac{22}{7}$)

• A.$24.5$ cm
• B.$11$ cm
• C.$49$ cm
• D.$7$ cm