Answer:

Step-by-step explanation:
Use the formula for a semicircle's perimeter.

Plug in 6 for d.

Let's use 3.14 for
, just to make it easier, but of course, if it states to round it to something else, just plug in that many values for
.

$47.88 your answer and I am the most important person in the world.
Answer:
21.25
Step-by-step explanation:
diagonal is 21.25
the area is 216.75
the perimeter is 59.5
Answer:
The anser is 5 hop this helps sorry if it is wrong
Step-by-step explanation:
Answer:
x=2,1 solving with quadratic formula
Step-by-step explanation: