In ABC, the interior angle at A is 51° and the exterior angle at B is 119º. The interior angle at C measures A 51°
B 68°
C 90°
D 39°

What is the equation of the following graph in vertex form? parabolic function going down from the left through the point zero comma twelve and through the point two comma zero and turning at the point four comma negative four and going up through the point six comma zero and continuing towards infinity courtesy of texas instruments a: y = (x − 4)2 − 4 b: y = (x + 4)2 − 4 c: y = (x + 2)2 + 6 d: y = (x + 2)2 + 12

If 1 is divided by the sum of y& 4.the result is equal to 3 divided by 4, find the value of m

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.