What does the variables represent?
Answer:
x=10
Step-by-step explanation:
Using Pythagorean theorem,
(√13^2-12^2)×2
(√169-144)×2
(√25)×2
5×2=10
Answer:
9
Step-by-step explanation:
9v = 9(2i + 9j) = 18i + 81j
|9v | =
=
= 9
Answer:
36
Step-by-step explanation:
so 50% of 120 is just half of it. so that would be 60. Then 20% of 120 is 24 so subtract that from 60 and you get 36.