on edgen, the answer is B) 30sqrt3
78 is the answer BEST OF LUCK
The first step would be to divide the 12 in half to be 6 and then to square it to be 36 and then add 36 to each side of the equation.
add 36 to each side of the equation.
Answer:
40
Step-by-step explanation:
hope this helps
34° is possible for the other two angles.
180°-112°=68°
68°/2= 34°