Quiz about Circles

Question 1

![](http://admin.getprephub.com/media/editor/3274_20211219195726842126.png)
A student draws two circles that touch each other externally at point $$K$$ with centres $$A$$ and $$B$$ and radii $$6 {~cm}$$ and $$4 {~cm}$$, respectively as shown in the figure.
The value of $$Q Y=$$

Accepted Answer

Covalent bond

Answer

$$1 {~cm}$$

Answer

$$2 {~cm}$$

Answer

$$5 {~cm}$$

Answer

$$3 {~cm}$$

Question 2

If a circle can be inscribed in a parallelogram how will the parallelogram change?

Accepted Answer

Covalent bond

Answer

Rhombus or Square

Answer

Rectangle

Answer

Rhombus

Answer

Square

Question 3

The number of revolutions made by a circular wheel of radius $$0.25 {~m}$$ in rolling a distance of $$11 {~km}$$ is

Accepted Answer

Covalent bond

Answer

$$7000$$

Answer

$$2800$$

Answer

$$4000$$

Answer

$$5500$$

Question 4

If two tangents inclined at an angle of $$60^{\circ}$$ are drawn to a circle of radius $$3 {~cm}$$, then the length of each tangent is equal to

Accepted Answer

Covalent bond

Answer

$$3 \sqrt{ 3}{~cm}$$

Answer

$$\frac{3 \sqrt{3}}{2} {~cm}$$

Answer

$$3 {~cm}$$

Answer

$$6 {~cm}$$

Question 5

In fig., $$P A$$ and $$P B$$ are two tangents drawn from an external point $$P$$ to a circle with centre $$C$$ and radius $$4 ~cm$$. If $$P A \perp P B$$, then find the length of each tangent.
![](/media/editor/1906 question_20210420110245173419.png)

Accepted Answer

Covalent bond

Answer

$$4 {~cm} $$

Answer

$$5 {~cm} $$

Answer

$$3 {~cm} $$

Answer

$$6 {~cm} $$

Circles Cbse Class 10 Maths Problems and Solutions

Many students find Circles for Cbse Class 10 particularly challenging. Strengthen your concepts and gain confidence for your exams by solving free questions for Circles from for Cbse Class 10 preparation.