If the volume of a cube is 64cm³, then the diagonal of

The radius of the incircle of a triangle is 10 cm. if the area of the triangle is 60 cm ² , then its perimeter is?

In the given figure, O is centre of the circle. Circle has 3 tangents. If ∠ QPR = 45 ⁰ , then what is the value (in degrees) of ∠ QOR ?

If O is the orthocentre of ΔABC , if ∠ BOC = 105 ⁰ then what is the measure of ∠ BAC?

If O is circumcentre of acute angled triangle ABC, if ∠  BOC = 100˚  then  ∠ BAC = ?

Find the difference between angle and its complement if the angle is five-thirteenth of its complement.

The radius of a circle is 5 cm, and the length of the chord is 6 cm. Find the distance between the chord and the centre of the circle.  

The perimeter of a rectangle is 48 cm, and the ratio of its length to breadth is 3:5. What is the area of the rectangle?

What will be inradius of a right angle triangle whose base is 11 cm & height is 60 cm ?

What will be inradius of an equilateral triangle of side 12 cm?