Answer:
after 3 seconds
Step-by-step explanation:
it hits the ground when h=0
If you are asking how to find the average you would add all students height (in feet) and divide by that number of students.
Answer:
B
Step-by-step explanation:
16,x+4
by completing square formula
Answer:
No.
Step-by-step explanation:
if she bought them for $1.50 and is selling them for $2.75 she only makes $1.25 in profit off each, 6x1.25 is 7.5, she will be 5 cents short.
Hope that helps!
Answer:
42.7 m
Step-by-step explanation:
The Circumference of a circle is found by multiplying the radius of the circle by 2π. Here the radius is 6.8 m. The circumference of this circle is
C = 2π(6.8 m) = 13.6π m, or (to 1 decimal place, 42.7 m.