Zero is actually a whole number, rational number, and integer, but it is not a natural number
Total measure is 180
x is 2nd and y is 3rd angle
2nd is 4 times 3rd angle
x=4y
total is 180
20+x+y=180
x=4y
20+4y+y=180
20+5y=180
minus 20 both sides
5y=160
divide by 5
y=32
third angle is 32 degrees
The radius of the hula hoop would be 18 inches.
<h3>
Answer: 8.9</h3>
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Explanation:
Check out the diagram below.
- a = 6.3 inches
- b = 6.3 inches
- c = unknown hypotenuse
Use the Pythagorean Theorem to find the length of c.

The distance from one corner to the opposite corner is about 8.9 inches.