Always
Anytime point A is on line BC, AB+BC=BC
Answer: 80
Step-by-step explanation:
We can use the formula
, where
are the lengths of the diagonals.
By the distance formula,

So, the area is 
Answer: 115 is the answer
Step-by-step explanation:
Answer:
15 questions correct
15/20 = 75%
each 5 questions is 25 percent of the 100% so 3 x 5 = 15 = 75%
Step-by-step explanation:
If the temperature drops, then you must have subtract amount of drop from initial temperature.

The correct answer is the first one.