Question

if the area of equilateral triangle is 21.2sq.cm,find the leanth of its each side​

Answer 1

Answer:

21.2 ÷3

Step-by-step explanation:

suno beta tumse na ho payega

Answer 2

Step-by-step explanation:

area of equilateral triangle= √3/4 *side²

21.2=√3/4*side²

21.2*4/√3= side²

84.8/1.73= side²

49= side²

side=7 cm