-5/12 would be the answer
Answer:
A not rational number is called a irrational number btw. Anyway Some examples are √2 and pi.
Answer:
c and d
Step-by-step explanation:
using the two angles in the triangle, 1 and 2, it can be 180- the sum of angles 1 and 2, which is c. using angle 4, it can also be 180 - the equation for angle 4