Answer:
the diameter is 4 cm which means the radius is 2 cm. Diameter divided by two will give you the radius. The formulae for circumference is 2 π⋅r. So the circumference would be 4 π.
Step-by-step explanation:
By proportion:-
4 / 30 = x / 75 where x is number needed for the '75' country
30x = 300
x = 10
They need 10 drivers.
Answer:
nnrm
Step-by-step explanation:
Answer:
are of trapezoid =1/2×height(a+b)
Step-by-step explanation:
A=1/2×8(10+20)
=4×30
=120cm*
We cannot simplify it because the denominator does not have a common factor with the numarator.