Perímetro de um semicírculo?

Perímetro de um semicírculo? Responda: #”perimeter “=25.71″cm”# Explicação: #”the perimeter (P ) or circumference of a circle is”# #color(red)(bar(ul(|color(white)(2/2)color(black)(P=2pir=pid)color(white)(2/2)|)))# #”where r is the radius and d is the diameter”# #”here it is a semicircle, that is half the circle”# #rArr1/2xx2pir=pir” is the perimeter”# #”here ” d=10rArrr=10/2=5# #”the perimeter of this semicircle includes the diameter”# #rArrP=(pixx5)+10# … Ler mais