This figure consists of a rectangle and semicircle.What is the perimeter of this figure?Use 3.14 for pi.19.42 cm20.28 cm23.42 cm32.84 cm
Accepted Solution
A:
Try this option: 1. for the semicircle pβ=Οr=3.1415*3β9.4248 cm., where r=3 radius of the semicircle; for the rectangle pβ=4*2+6=14 cm. 2. totaly: p=pβ+pβ=14+9.4248β23.4248 cm.