Answer:
Step-by-step explanation:
Given:

for x≤1400; N = 5
So, Δx =
=∑C(a + nΔx).Δx
=C(0)Δx + C(280)Δx + C(560)Δx + C(840)Δx + C(1120)Δx
= Δx[C(0) + C(280) + C(560) + C(840) + C(1120)]
= 280[49 + 42.616 + 34.664 + 25.144 + 14.056]
=280[165.48]
=46334 approx
If 4.5 was the diameter then it would be
4.5 times 3.14 = 14.13
Answer:60$
Step-by-step explanation:
Answer:
$20
Step-by-step explanation:
$44 - $4 = 40
40 divided by 2=$20