Answer:
k=2.1
Step-by-step explanation:
7/10k=21
x7 x7 Multiply seven from each side of the equation.
10k=21
/10 /10 Divide ten from each side of the equation. 21/10=2.1
k=2.1
Answer: A: 2
Step-by-step explanation:
In order to find the slope of the line, you must know about rise/run, which means that you go up and over to your next point. For example: I started at the point 0,-4 and went up two and to the right one to the point -2,1, which i rose 2 and ran 1, or 2/1, which equals 2
40% of (times) X
4/10 of (times) X or 2/5 or .4
145 (times) .4 which is 58
Answer:
π is the constant ...... circle to its circumference
π is the area .... radius 1
Step-by-step explanation:
π is a mathematical constant, defined as ratio of circle's circumference to its diameter.
π is area of circle of radium 1. Area = π r^2 = π (1)^2 = 1
