1) yes
2) x=-4,y=-7
3) x= -3, y=4
4) x= -1, y=2
5) x= -5, y=-8
There will have to be 5 because of the 4
Answer:
b
Step-by-step explanation:
the volume (V) of a cone is calculated as
V =
πr²h ( r is the radius , h is the height )
here diameter = 12 , so r = 12 ÷ 2 = 6 and h = 22 , then
V =
π × 6² × 22
=
π × 36 × 22
=
π × 792 ( cancel 3 and 792 by 3 )
= π × 264
≈ 829.4 m³ ( to the nearest tenth )
Answer: 20 feet per second
Step-by-step explanation:
Do 80 divided by 4