The vertices of a triangle are a(7, 5), b(4, 2), and c(9, 2). what is the measurement of angle abc?

111

step-by-step explanation:

nope.   happens to me as well.

-aparri

choice b

step-by-step explanation:

f(x) = 88x^2 -264x + 300

the line of symmetry of a parabola is defined by

h = -b/2a

where ax^2 +bx+c=0

so

h = - -264/ (2*88)

h = 3/2

so x = 1.5