Answer:
Step-by-step explanation:
A simple fraction (also known as a common fraction or vulgar fraction, where vulgar is Latin for "common") is a rational number written as a/b or {\displaystyle {\tfrac {a}{b}}}
b
a
, where a and b are both integers. As with other fractions, the denominator (b) cannot be zero. Examples include {\displaystyle {\tfrac {1}{2}}}
2
1
, {\displaystyle -{\tfrac {8}{5}}}−
5
8
, {\displaystyle {\tfrac {-8}{5}}}
5
−8
, and {\displaystyle {\tfrac {8}{-5}}}
−5
8
.
The sum of the angles in a triangle is 180 degrees, so
x = 180 - 95 - 57 = 28°
