The ratio of the sides of a triangular shape of land is 5:6:7. If its perimeter is 1800 m, what is the area of the land? Find it.
In the given ΔXYZ, XY = 8 cm, YZ = 12 cm and the area of triangle ΔXYZ is 24 sq. cm, find the size of angle ∠XYZ
In the given figure, D is the mid-point of BC and DE⊥AC. If AC = 12 cm, and DE = 5 cm, find the area of triangle ΔABC
What is the area of an equilateral triangle in which length of each side is a unit?
In triangle ΔDEF, DE = 12√3 cm, ∠DEF = 60° and the area of ΔDEF is 36 sq cm, find the measurement of EF.