4^2 = 16
16 x 2 = 32
32, Hope this helps!
Answer:

Step-by-step explanation:
The radius (r) length is equal to the distance between the center of the circle and the point on the circle.
The formula of a distance:

Substitute the coordinates of the given points (5, 4) and (3, 2):

The pool that Reggie drew will be 24 millimeters long, compare to real life which is 24 meters long.
As we can't create a real-life dimension in a small sheet of paper, we opted for a small scale that covers up the large length. As we are given, the scale of the drawing is 4 millimeters: 3 meters, which means 1 millimeter is equal to 3/4 meters, and the size of the pool in real life is 24 meters.
So, the length of the pool in the drawing is = 24*(3/4)
= 24 millimeters
To know more about scale manipulation refer to the link brainly.com/question/14806083?referrer=searchResults
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First, we get the length of the runway in which the pilot had seen a 45° by using the trigonometric formula of tangent.
tan 45° = 1,500 / x
The value of x from the equation is 1500 ft.
We do the same for the 42°
tan 42° = 1,500 / y
The value of y is equal to 1665.92 ft. To determine the length of the runway, we subtract the lengths calculated and this will give us an answer of 165.92 ft.
The square root of 49 is 7 because 7*7=49. :D