Terms Related to Circle

Q. The distance around a circle is called its .

1. circumference
2. area
3. diameter
4. radius

Q.

Circle is a polygon of infinite sides. State whether the given statement is true or false.

1. True

2. False

Q. The radius of a circle is double of its diameter. State true or false.

1. True
2. False

Q. The perimeter of a circle is called as the circumference of the circle. State true or false.

1. True
2. False

Q.

Fill in the blanks with suitable words:

1. Diameter of a circle is _______ its radius.

2. Radius of a circle is ______ its diameter.

3. The diameters of a circle intersect at the ______.

4. The chord passing through the centre of a circle is _________.

5. The biggest chord of a circle is ______.

6. The lengths of the radii of a circle are _______.

Q.

Find the diameters of the circles whose radii are given below.

(1) 5 cm

(2) 7 cm

(3) 2.4 cm

(4) 3.7 cm

Q.

Which of the following is a closed shape?

1. 
2. 
3. 
4. 

Q. The diameter of the circle always passes through the ______.

1. segment
2. chord
3. sector
4. centre

Q. State true or false:

1. True
2. False
3. cannot be determined
4. none of the above

Q.

If the length of radius is $5cm$, then the length of the diameter is .

Q.

The distance around a circle is called the _____.

Q.

Perimeter of a circle is called its _________ .

Q. Perimeter of a circle is called as__________

1. Area
2. Circumference
3. Volume
4. None of these

Q. Solve : $\frac{8}{10}$ + $0$ + $\frac{7}{1000}$

1. $0.087$
2. $0.807$
3. $807$
4. $0.870$

Q.

The distance around a circle is known as its __.

Q. A line that goes from one point to another on the circle's circumference is called a

1. secant
2. tangent
3. chord
4. radius

Q. The dotted line represents the

1. center
2. diameter
3. circumference
4. chord

Q. Fill in the blanks:
the diameter of a circle is ______ times its radius.

Q. Fill in the blanks with correct word(s) to make the statement true:
Radius of a circle is one half of its

Q. Circumference 'C' of a circle ean be found by multiplying diameter 'd' with _____ .

Q. name the shaded portion in the figure.

1. Chord
2. Sector
3. Diameter
4. Segment