Answer:
A
Step-by-step explanation:
A) 30:40=3:4
B) 30:70=3:7
C) 2:1
D) 8:6=4:3
Answer:
1st one is 1/3. The 2nd one is πr²h. The Last one is 1/3πr²h.
Step-by-step explanation:
The formula for the volume of a cone with the same base and height will always be 1/3 the volume of a cylinder. The exact formula for the volume of a cylinder is just πr²h. So, if a cone is 1/3 of that, it will result in 1/3πr²h.
Answer:
a=5
Step-by-step explanation:
right angel=90%
90-52=28
28-3=25
5(5)=25
hope this helps
Answer:
3 meters
Step-by-step explanation:
3 times 3 is 9
Answer:
Pretty sure it is 18 girls
Step-by-step explanation:
81 girls: 72 boys
72 boys /16 boys = 4.5
81 girls / 4.5= 18 girls
so 18 girls:16 boys
pls mark me brainliest :)
