Answer:
second and last are true
Step-by-step explanation:
Answer:49
Step by step is 56÷16=3.5
14x3.5=49
I think it is 30.48 because i looked it up
Answer:
<em>L = 24,873.6 miles</em>
Step-by-step explanation:
<u>Length of the Circumference</u>
Given a circle of radius r, the length of the circumference, or line surrounding the shape is:

The Earth has a diameter of 7,917.5 miles. The radius is half the diameter:
r=7,917.5/2=3,958.75 miles
Assuming a plane flies around the equator at ground level, the distance it would travel is:

L = 24,873.6 miles
Answer:
4. a) kilometer
b) liter
5. a) gram
b) meter
I'm not totally sure if I'm right