Answer:
Focus of a Parabola. A parabola is set of all points in a plane which are an equal distance away from a given point and given line. The point is called the focus of the parabola and the line is called the directrix. The focus lies on the axis of symmetry of the parabola.
Step-by-step explanation:
Answer:
35=0.5x+20
Step-by-step explanation:
y=mx+b
35= money you can spend
0.5= cost of each ride
x=number of rides you ride
20= price to enter
Answer:
Step-by-step explanation:
1. USING MULTIPLICATION
FIRST 2\times 9=18
SECOND 2\TIMES 8=16
THIRD 9\TIMES 9=81
FOURTH 9\TIMES 8=72
Answer:
It's 90
Step-by-step explanation:
Let x = width of border
Area is given to be 7 square feet or 49.
49 = (2x + 2)(2x + 4)
Solve for x.