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:
Decimal expansion of 1/5 = 0.2
Answer:
B and D
Step-by-step explanation:
Answer:
9 : 2 : 4
Step-by-step explanation:
Given
72 : 16 : 32 ( divide each part of the ratio by 8, the LCM of 72, 16, 32 )
= 9 : 2 : 4
Answer:
-3 it subtracts if you take 1and go back 3 times you get -3 same. for negative -5 back -3 is -8
Step-by-step explanation: