Answer:
110
Step-by-step explanation:
In the triangle angle theorem the angles will all add up to equal 180.
180-20-50=110
The answer is -52
First you must substitute the variables

Then you must simplify

Answer:<em> In mathematics, a square number or perfect square is an integer that is the square of an integer; in other words, it is the product of some integer with itself. For example, 9 is a square number, since it can be written as 3 × 3.</em>
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Step-by-step explanation:
Answer:
1 and 1/8
Step-by-step explanation:
The number 1.125 can be writen using the fraction 1125/1000 which is equal to 9/8 when reduced to lowest terms.
It is also equal to 1 1/8 when writen as a mixed number.
You can use the following approximate value(s) for this number:
1.125 =~ 1 (if you admit a error of -11.111111%)