Answer:
The diameter is 9.252 :)
Step-by-step explanation:
From the given diameter, get the radius. The perimeter of a semicircle is half the perimeter of a circle, but we excluded the base. So, the perimeter now is:
2πr+2r
Put the value of radius in the formula and get the answer wich is 9.252!
PLEASE MARK BRAINLIEST!!!
Answer:
<h2>x = -8/3</h2>
Step-by-step explanation:
6x + 20 = -4
subtract 20 from both sides
6x = -16
divide by 2
3x = -8
<h2>x = -8/3</h2>
21 I think I'm not sure tho
Sorry I'm a little late... but I might need a graph to answer this... sorry