Find the area of triangular land if perimeter is 1800m and ratio of sides is 5:6:7

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 triangle XYZ If XY = 8 cm, YZ = 12 cm and area is 24 sq. cm, find angle XYZ.

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

Find the area of triangle ABC if D is the mid point and AC=12 cm, DE = 5 cm

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

Formula to find area of equilateral triangle of side a unit.

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 length of EF.

In triangle ΔDEF, DE = 12√3 cm, ∠DEF = 60° and the area of ΔDEF is 36 sq cm, find the measurement of EF.

Find the Area of a triangle MNO where MN = 24cm, NO = 25cm and OM = 7cm.