If the expressions G < L ≤ J > B, J ≤ A and

∆ ABC is similar to ∆ DEF. If area of ∆ABC is 9 sq.cm and area of ∆DEF is 16 sq.cm and BC = 2.1 cm. Then the length of EF will be

If G is the centroid and AD, BE, CF are three medians of ∆BDG with area 6cm ² , then the area of ∆ABC is?

If O is circumcentre of acute angled triangle ABC, if ∠ OBC = 18⁰ then ∠BAC = ?

The lengths of three medians in a triangles are 30 cm, 40 cm, 50 cm. What is the area of that traingle (in cm ² )?

ABC is an isosceles triangle inscribed in a circle. If AB = AC = 12√5 and BC = 24 cm then radius of circle is

Two concentric circles of radii 10 cm and 6 cm are given. Find the length of the chord of the larger circle which touches the smaller circle.

If O is circumcentre of acute angled triangle ABC, if ∠  BAC = 70˚  then  ∠ BOC = ?

The perimeters of 2 similar triangles ∆ABC and ∆PQR are 18 cm and 12 cm respectively. If PQ= 8 cm, then AB is?

AC and CE are the medians of triangle ABD and ACD respectively. If area of triangle ACE is 15 cm ² , then find the area of triangle ABD.