If a semi circle has a diameter of 4cm then what is the perimeter?
2 Answers
Jul 1, 2018
Explanation:
#"perimeter "=1/2pid+4#
#"that is the semi circle plus diameter"#
#"color(white)(xxxxxx)=(1/2xxpixx4)+4#
#color(white)(xxxxxx)=2pi+4~~10.283" cm to 3 dec. places"#
Jul 1, 2018
Explanation:
Substitute in ii,
Substitute in i,