निम्नलिखित वाक्य

If G is the centroid and AD, BE, CF are three medians of ∆ABCwith area 24 cm ² , then the area of ∆CGD is?

Angles of a triangle are in the ratio 5 : 6 : 7. Find the difference between the largest and smallest angle of the triangle.

If O is circumcentre of acute angled triangle ABC, if ∠  BOC = 150˚  then  ∠ BAC = ?

If in a ΔABC, AD is internal angle bisector & D is a point on BC, AB = 7 cm, BC = 9cm then what is BD:CD?

If I is the incentre of ΔABC , if  ∠ BAC = 30⁰ , then what is the measure of  ∠ BIC?

If in a right angle triangle ABC, Angle B is a right angle. AB = 20 cm, BC= 21 cm if BD is perpendicular to AC find the length of BD?