Question

4) What is the measurement of a semi circular arc?​

Answer 1

Answer:

2πr

Step-by-step explanation:

using this formula u can find the semicircle

Answer 2

Answer:

In mathematics (and more specifically geometry), a semicircle is a one-dimensional locus of points that forms half of a circle. The full arc of a semicircle always measures 180° (equivalently, π radians, or a half-turn).