Answer:
5cm
Step-by-step explanation:
volume = πr²h
225π = π × r² × 9
225/9 = r²
r = √225/9 = 15/3 = 5cm
Answer:
Step-by-step explanation:
a convex pentagon is basically just a pentagon which sides are either less than or equal to a straight angle
The number next to a variable, for example: 5x, is called a coefficient. And all you do is multiply the number with the variable
You will see a tiny picture up top of the question and draw it out and added then work
Answer:
791.28
Step-by-step explanation:
1. 3.14*9²=254.34
2. 3.14*9*19=536.94
3. 536.94+254.34=791.28
