Answer:
If AB and CD are perpendicular, (slope of AB) x (slope of CD) = -1
9/a = -1
a = -9
Answer: a. 14/30= 7/15
b. 16/30=8/15
C. 7/15= 47%
D.8/15= 53%
Step-by-step explanation:
Step-by-step explanation:
all you have to doe is type Ex:4 into the calculator and you should get your answer.
Answer:
there all below
Step-by-step explanation:
Mean: 51.5
There is no mode so you would put "No mode.''
Median: 51
hope this helps <33
the additive inverse of -8 is 8
to find the additive inverse you just have to change the sign of the number
