Question

find the area of triangleXYZ,where Height=8cm and base=7cm​

Answer 1

Step-by-step explanation:

$.$

Area of triangle = 21× base × altitude =21×8×5=20 sq.cm.

because of XYZ = 20

HENCE PROVED

Answer 2

$area \: of \: triangle \: = \frac{1}{2} \times base \times height \\ = \frac{1}{2} \times 8 \times 7 \\ = 4 \times 7 \\ = 28 \: {cm}^{2} \\ area \: of \: triangle \: XYZ \: is \: 28 \: {cm}^{2}$