U should use friendly numbers when subtracting.......the numbers have to be between 3 and 10
The ordered pair that represents a maximum is (5,189)
Answer: 8cm
Step-by-step explanation:

Solve for h;



Supplementary means they add up to 180°.
180-112= 68
The answer is 68°
I believe the answer would b ( B) 1/3
Hope this helps!