In order for two linear lines to be perpendicular, the product of their gradient must be -1.
Let's take y = x + b and y = -x + b
This is already in the form: y = mx + b, where m is 1 and -1 respectively.
Since the product of their gradient is -1, they are said to be perpendicular.
Answer:
measure of arc AB = 74°
Step-by-step explanation:
360 - 286 = 74
Answer:
21+3t
If really want equation answer it would be -7 but it simplifying. :)
Step-by-step explanation:
6(4+t)-3(t+1)
Simplify parenthesis first.
24+6t-3t-3
Simplify like terms
24-3+6t-3t
21+3t
Answer:
well how menny hours per day?
Step-by-step explanation:
Mean is the middle
Median is the average
Mode is most often.
Answer:
y+5=c
6y=g
Step-by-step explanation:
C for cousin
G for grandma
