Answer:
the exterior angle of a triangle is equal to the sum of two interior opposite angles.
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12/4 = 3 + 2x 1/2
Divide and then multiply and your answer will be 4
12 1/10
A quick way to get this one is to recognize that .1 is a decimal in the tenth place. Because of this, we know to put it over 10. Because 1/10 cannot be simplified, it is in simplest form. Now, simply return the whole number to the fraction.
