Answer:
circle
Step-by-step explanation:
circle
One half of something plus another half of something is equal to the thing
1/2x +1/2x = x
The reduced answer would be ?/10
We are given
height = 3.7 mi
radius = 3959 mi
We are asked for the distance between the man and the horizon
The straight line from the man to the horizon is a tangent line to the surface of the earth
Using Pythagorean theorem
(3.7 + 3959)² = 3959² + d²
Solve for d
d = 171 mi
Answer:

unit rate is similar to speed / velocity:

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