So on the first one, check the first picture, solve for "x" and "y" respectively
on the second one, check the second picture, the left-half, solve for "x"
on the last one, are they similar? check the second picture, right-half
Answer: 14 is 2 9/10 15 is 7/8
Step-by-step explanation:
Divide five and one in half, to get 2.5 and 0.5
Convert decimals to fraction form
Divide the fractions in half by finding a common multiple between the numerators
Add the numbers together and you have your answer
I believe since it's a supplementary line, your answer will be 180-57
This would make your angle 123°. My apologies if I am wrong. I have not taken Geometry in a Year or two.