Step-by-step explanation:
Number 1
180° = x + 70° + 55° + 30°
180° = x + 155°
x = 180° - 155°
x = 25°
Number 2
x° = 93°
y° = 47°
z° = 180° - 47° - 93°
z° = 180° - 140°
z° = 40°
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Answer: 12/13
Explanation:
The sin of any angle in a right triangle is its opposing side/hypotenuse
12 is opposing angle X, 13 is the hypotenuse.
12/13
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Answer:
In mathematics, the logarithm is the inverse function to exponentiation. That means the logarithm of a given number x is the exponent to which another fixed number, the base b, must be raised, to produce that number x.
Hope this helps
Step-by-step explanation:
Answer:
A frequency table is records the number of observations falling in each interval. They are useful for analyzing data and for screening data for data entry errors.