Which lines best approximate the directrices of the ellipse?
round to the nearest tenth.
ox= -4.6 and x = 4.6
o x= -3.5 and x = 3.5
o y = -4.6 and y = 4.6
o y=-3.5 and y = 3.5
2+

The height of a triangle is 4 in. greater than twice its base. the area of the triangle is no more than 168 in.^2. which inequalitycan be used to find the possible lengths, x, of the base of the triangle?

Solve the system of equations. y= 2x y= x^2 - 15

1foot = 12 inches; 1 yard = 3 feet