Find the area of the traingles whose sides are 11cm,12cm,13cm.

Find the area of the triangle whose sides are 13cm, 14cm &15cm.

Find the area of a triangle whose sides are 13cm,14cm,15cm

Find the area of a triangle whose sides are 9cm,12cm and 15cm.

Find the area of the triangle whose sides are 12 cm, 14 cm and 20 cm.

Find the area of the rectangle whose sides are 10 cm, 12 cm respectively.

Find the area of the triangle whose sides are 13 cm, 14 cm and 15 cm.

Find the area of the triangle whose sides are 13 cm , 20 cm and 21 cm . Also find the height of the triangle corresponding to the largest side .

Find the area of a triangle whose sides are 13cm;14cm and 15cm.

Find the area of triangle whose sides are 5 cm, 12 cm and 13 cm. Also, find the length of its altitude corresponding to the longest side.