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Circle

**Circle Quiz** enhances your knowledge and skills about all properties of a circle. You will have **10** minutes to complete the quiz and if you do not answer any question within the specified time, it will be considered incorrect. You need to get a minimum of **50%** marks to pass the quiz. Press the "**Start Quiz**" button to participate in the quiz.

1 / 10

Find the length of the chord of a circle where the radius is 5 cm and the perpendicular distance from the chord to the center is 3 cm.

2 / 10

x^{2} + y^{2 }+ 2gx + 2fy + c = 0, represents the general form of a circle equation with Centre -

3 / 10

The equation of a circle passing through the origin is -

^{2}+ y

^{2}= r

^{3}(r = radius)

^{2}+ y

^{2}= r

^{2}(r = radius)

^{3}+ y

^{3}= r

^{3}(r = radius)

4 / 10

The angle inscribed in the semicircle is -

^{0}

^{0}

^{0}

^{0}

5 / 10

Equation of Circle with Centre on y-axis is -

^{2}+ (y - b)

^{2}= r

^{3}

^{2}+ y

^{2}= r

^{2}

^{2}+ (y - b)

^{2}= r

^{2}

^{2}+ (y - b)

^{2}= r

^{2}

6 / 10

If the radius of a circle is 4, what is the diameter?

7 / 10

Equation of Circle touching x-axis is -

^{2}+ (y - r)

^{2}= r

^{2}

^{2}+ (y - b)

^{2}= r

^{2}

^{2}+ (y - r)

^{2}= r

^{2}

^{2}+ (y - b)

^{2}= r

^{2}

8 / 10

How many tangents can be drawn from a point inside a circle?

9 / 10

Area of a circle -

^{2}square units (Where r = radius)

^{3}square units (Where r = radius)

^{2}square units (Where r = radius)

10 / 10

Two circles’ radii 5 and 4 respectively. If they touch externally, then the distance between the two Centre is -

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