other govt exam BARC DAE Junior Purchase Assistant / Junior Storekeeper Mock Test Mathematics Triangles Area
In a triangle ABC, AB = 14 cm, BC = 15 cm and angle between sides AB and BC is 30°. If AD is the perpendicular bisector on the side BC in another triangle ABC with the same area and BC = 20 cm, then find the length AD ?
1
6.25 cm
2
7.25 cm
3
5.25 cm
4
10.25 cm