Question

can u check my answer please

Answer 1

@jim_thompson5910

Answer 2

@suckerofmath

Answer 3

@Nnesha

Answer 4

\[P=\frac{ 1 }{ 4 } \times 2 \pi r +2r\]

Answer 5

Perimeter, means we add up all the sides of the 2d shape, so 1/4*2*pi*r gives us the circumference of the little arc, and we have 2 radius's so we add +2r