Answer:
15
Step-by-step explanation:
(18+22+17+x)/4=18
18+22+17+x=18×4
57+x=72
x=72-57
x=15
Answer:
576 cm^3
Step-by-step explanation:
Express this volume formula as V = π r^2 h, where the " ^ " symbol indicates exponentiation. Substitute 4 for r (this is half the diameter), 12 cm for h, and 3 for π: V = 3*(4)^2*12 cm^3, or V = 576 cm^3.
1. Square
2. Circle
3. Triangle (inside of a square)
4. Pentagon
5. Rectangle
Hope this helps :)
Answer:
hes paid 13,640
Step-by-step explanation:
The first one because it’s (13(31)