Really need help Pls

asked Jun 23, 2023 159k views

16 votes

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8 votes

Answer:

20.57 cm

Explanation:

Circumference of half circle = diameter + half of circumference

$= 8 +(2\pi r)/(2)\\\\\\= 8 + \pi r\\\\= 8 + 3.142 * 4\\\\= 8 + 12.568\\\\= 20.568\\\\= 20.57 \ cm$

Dana Gray answered Jun 29, 2023

8.1k points

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