The radius of base of a solid cylinder is 7 cm and its height is 21 cm. It is melted and converted into small bullets. Each bullet is of same size. Eac...
In ∆ABC, AD = DB , DE is parallel to BC, and the area of ∆ABC is 24 cm2. What is the area of ∆ADE in cm2 ?
If O is circumcentre of acute angled triangle ABC, if ∠OBC = 150 then ∠BAC = ?
If the curved surface area of a cylinder is 126π cm² and its height is 14 cm. then, what is the volume of the cylinder?
In a line PQ, is drawn parallel to BC, points P, Q being on AB and AC respectively. If AB = 3 AP, then what is the ratio of the area of ...
The length of a tangent from a point A at a distance 5 cms. from the centre of the circle is 4 cms. Radius of the circle is
AB and AC are two Chords of a circle with centre O. M and N are the mid points of the chords respectively. The line OM and ON are extended which interse...
A cuboid of size 50 cm × 40 cm × 30 cm is cut into 8 identical parts by 3 cuts. What is the total surface area (in cm2) of all the 8 parts...