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WorksheetsCircles
Total questions: 7
Worksheet time: 9mins
The following questions consist of two statements - Assertion(A) and Reason(R) .
Assertion (A) : If two circles intersect at two points , then the line joining their centres is perpendicular to the common chord .
Reason (R) : The perpendicular bisectors of two chords of a circle intersect at its centre .
Answer these questions selecting the appropriate option given below :
Both A and R are true and R is the correct explanation for A
Both A and R are true and R is not the correct explanation for A
A is true but R is false
A is false but R is true
The following questions consist of two statements - Assertion(A) and Reason(R). Answer these questions selecting the appropriate option given below :
Assertion (A) : A circle divides the plane into three parts .
Reason(R) : The perimeter of a circle is called its circumference.
Answer these questions selecting the appropriate option given below:
Both A and R are true and R is the correct explanation for A.
Both A and R are true and R is not the correct explanation for A
A is true but R is false
A is false but R is true
The following questions consist of two statements - Assertion (A) and Reason (R) .
Assertion (A) : In the Fig., O is the centre of the circle . If ∠ACB =50°, then ∠OAB =40°.
Reason (R) : The perpendicular drawn from the centre of the circle to a chord bisects the chord.
Answer these questions selecting the appropriate option given below:
Both A and R are true and R is the correct explanation for A.
Both A and R are true and R is not the correct explanation for A.
A is true but R is false.
A is false but R is true.
In Fig., PQRS is a cyclic quadrilateral , find measure of each of its angles
∠P = 150° , ∠Q = 45° , ∠R = 30°, ∠S = 135°
∠P= 45° , ∠Q = 150° ,∠ R = 135°, ∠S = 30°
∠P = 135° , ∠Q= 45° , ∠R = 30° , ∠S = 150°
∠P = 30°, ∠Q = 135°, ∠R = 150°, ∠S = 45°
In Fig., AOB is a diameter of the circle and C,D,E are any three points on the semi- circle . Find the value of ∠ACD +∠BED
30°
270°
180°
110°
In the fig., O is the centre of the circle of radius 5cm. OP⊥AB,OQ⊥CD,AB||CD,AB=6cm and CD=8cm . Determine the length of PQ.
1 cm
2 cm
5 cm
8 cm
In Fig., O is the centre of the circle , ∠BCO = 30° , find x and y.
x= 15° , y = 30°
x=30°, y=15°
x=45°, y=15°
x=15°, y = 45°
