Match the function with the graph

point a is the center of the circle that passes through points e, f, and g and the center of the circle that passes through points x, y, and z.

answer: it's upside down and i can't read it

step-by-step explanation:

x² + 3x + 7 = 0       [ax² + bx + c]

a = 1

b = 3

c = 7

quadratic formula:

    (+/- is this ±)

plug in the numbers into the variables

your answer is a

60°

step-by-step explanation:

the measure angle of c in an isosceles triangle abc is 60° because in isosceles triangle,the measures of all the angles is 60°.