8.) Solve for the length of DC, given BC is an altitude
D
С
20 ft
10 ft
A
B
A.) DC = 40 in
B.) DB = 15 in
C.) DB = 30 in
D.) DB = 25 in

Standard deviation of 19,29,21,22,23

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

Heather is writing a quadratic function that represents a parabola that touches but does not cross the x-axis at x = -6. which function could heather be writing? fx) = x2 + 36x + 12 = x2 - 36x - 12 f(x) = -x + 12x + 36 f(x) = -x? - 12x - 36