O is a point in the interior of ΔABC such that OA = 12 cm, OC = 9 cm, ∠AOB =
O is a point in the interior of ΔABC such that OA = 12 cm, OC = 9 cm, ∠AOB = ∠BOC = ∠COA…
The exterior angle of a triangle is 115° and the corresponding interior opposit
The exterior angle of a triangle is 115° and the corresponding interior opposite angles are in the ratio 2 : 3. The measure of…
In a circle with centre O, ACBO is a parallelogram where C is a point on the min
In a circle with centre O, ACBO is a parallelogram where C is a point on the minor arc AB. What is the measure…
For an equilateral triangle, the ratio of the in-radius and the outer-radius is
For an equilateral triangle, the ratio of the in-radius and the outer-radius is
Two circles of radius 13 cm and 15 cm intersect each other at points A and B. If
Two circles of radius 13 cm and 15 cm intersect each other at points A and B. If the length of the common chord…
If in the following figure (not to the scale), ∠ACB = 135° and the radius of
If in the following figure (not to the scale), ∠ACB = 135° and the radius of the circle is 2√2 cm, then the length…
In the given figure, SX is tangent. SX = OX = OR. If QX = 3 cm and PQ = 9 cm. Th
In the given figure, SX is tangent. SX = OX = OR. If QX = 3 cm and PQ = 9 cm. Then what…
A chord of a circle is equal to its radius. The angle subtended by this chord at
A chord of a circle is equal to its radius. The angle subtended by this chord at a point on the circumference is
In a circle of radius 10 cm, with centre O, PQ and PR are two chords each of len
In a circle of radius 10 cm, with centre O, PQ and PR are two chords each of length 12 cm. PO intersects chord…
AB is a common tangent to both the circles in the given figure. Find the distanc
AB is a common tangent to both the circles in the given figure. Find the distance (correct to two decimal places) between the centres…
ABCD is a quadrilateral such that ∠D = 90°. A circle with centre O touches th
ABCD is a quadrilateral such that ∠D = 90°. A circle with centre O touches the sides AB, BC, CD and DA at P,…
If two circles do not touch or intersect each other and one does not lie inside
If two circles do not touch or intersect each other and one does not lie inside the other, then find the number of common…