Answer:
Find (-10) if () = 8x +5
Step-by-step explanation:
i need full of the answer plz
Answer:
The height is 20 cm.
Step-by-step explanation:
First, we have to know that the volume formula is V = πr²h and the base area of cylinder is a circle. So we can let πr² be 77 cm² . Then we have to substitute the following values into the formula :



Let πr² be 77,
Let v be 1540,




Answer:
36:45
Step-by-step explanation:
$81. u add the ratios 4+5=9
$81/9=9
9*4=36
9*5=45
Answer:
30km/h.
Step-by-step explanation:
100m/12s = 0.1km/12s
There are 3600 seconds in an hour.
0.1km/12s = 30km/h.