This is the explanation of the equation
Answer:
100
Step-by-step explanation:
50+30=80
180-80=100
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Answer:
0.9973 is the percentage of American men whose height is between 61 and 79 inches.
Step-by-step explanation:
We are given the following information in the question:
Mean, μ = 70 inches
Standard Deviation, σ = 3 inches
We are given that the distribution of heights of American men is a bell shaped distribution that is a normal distribution.
Formula:

P(height is between 61 and 79 inches)

0.9973 is the percentage of American men whose height is between 61 and 79 inches.
Solution:
Given:


Therefore, the measure of angle 2 is 115 degrees.

Therefore, the measure of angle 5 is 100 degrees.

Therefore, the measure of angle 13 is 65 degrees.