Answer:
Half of 6 is 3(new radius)
2 x 3.14 x 3 = 18.84, 18.84 divided by 2 = 9.42
2 + 2 + 2 = 6
6 - 2 = 4
Add lengths:
9.42 + 6 + 4 = 19.42 mm is your perimeter
2 x 2 = 4
3^3 = 9
9 x 3.14 = 28.26, 28.26 divided by 2 (semi circle) = 14.13
Add areas:
4 + 14.13 = 18.13 mm2 is your area
Step-by-step explanation:
13.
P= 19.42mm
A= 18.32mm²
Answer: -51 my friend
3/20
2; -2
|7-9| = |-2| = 2
|7|-9= 7 - 9 = -2