Question

The equation of line CD is (y−3) = − 2 (x − 4). What is the slope of a line perpendicular to line CD?

A.1 over 2
B.2
C.negative 1 over 2
D.−2

Answer 1

if two lines are perpendicualr to each other then the product of their slope is -1.
In other words slope of one line is negative reciprocal of other

Answer 2

so its C or D?

Answer 3

u tell me.... whts the slope od CD ??

Answer 4

-2

Answer 5

whts the negative reciprocal of -2 ??

Answer 6

0.5

Answer 7

I mean if
\[- 2~ \times ~x~ = -1\]
find x ...

Answer 8

and yeah 0.5 = 1 over 2

Answer 9

so the answers A

Answer 10

yeah :)

Answer 11

thank you so much

Answer 12

yw :)

Answer 13

can you help on another ill tag you in it

Answer 14

shall try :)