I think it’s d for the standard equation
Answer:
or 
Step-by-step explanation:
The volume of a cylinder is calculated by the following formula

Where r is the radius of the cylinder and h is the height
In this case we know that the radius r of the base is:

and

So the Volume is:



Answer:
The third one, y = 5 x 10
Step-by-step explanation:
y = number of Kate's pens, 5 = how many times more pens Kate has than Mark, and 10 = how many pens Mark has.
It's D. Anything greater than or equal to -2 makes the function true
Answer:
- Given: Angle of elevation 15°
- AB (height of tower)=100
- AE=?
- CE = 5100 (5000 feet heigher than the tower)
Now,
tan15°=

ae=

.: ae = 19033.45
.: the aeroplane is 19033.45 m away from the control tower.