The second angle of a triangle is twice the measure of the first angle. the third angle is 12° more than the measure of the first angle. find the three angles.

To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36

What is the total area of the figure?

Need showing work for this problem 56.25 ×25.80