How to calulate the area of a square with a perimeter of 60 inches
Accepted Solution
A:
Answer:A = 225 in²Step-by-step explanation:The formula of an area of a square:[tex]A=s^2[/tex]s - sideThe formula of a perimeter of a square:[tex]P=4s[/tex]s - sideWe have a perimeter[tex]P=60\ in[/tex]Substitute:[tex]4s=60[/tex] divide both sides by 4[tex]\dfrac{4s}{4}=\dfrac{60}{4}\\\\s=15\ in[/tex]Put it to the formula of an area of a square:[tex]A=15^2=225\ in^2[/tex]