Answer:
False
Step-by-step explanation:
Range: maximum - minimum
IQR: third quartile - first quartile
median: middle number once all numbers are put in numerical order
Answer:
A line perpendicular to another has a slope that is the negative reciprocal of the slope of the other line. The negative reciprocal of the original line is –2, and is thus the slope of its perpendicular line.
Step-by-step explanation:
Answer:
Length: 21 cm and Width: 6cm
Step-by-step explanation:
Let be the width and length of the rectangle. We know:
-------- eq. 1
(Perimeter of the rectangle) ------- eq. 2
Substitute equation 1 in equation 2:
Using the value of y, we find x.