The area of a triangle is 861 square centimeters. The length of the base is 82 centimeters. What is the height of the triangle?


21 centimeters

84 centimeters

42 centimeters

10.5 centimeters

Respuesta :

Area of triangle=1/2×base×height
861cm^2=1/2×81×height
861=41× height
height=861/41
Height=21cm
so height of triangle is 21cm