Answer:
$5.46
Step-by-step explanation:
Find out how much she had to pay by multiplying the amount she got by the cost and adding the two totals together.
4*2.49=9.96
2*2.29=4.58
4.58+9.96=14.54
Subtract to find change
20-14.54=5.46
Answer:

Step-by-step explanation:
All the angles in a triangle add up to 
Every right angle triangle has a right angle in it which is 
So to find the remaining angle, you do
-
-
= 
Answer:
the slope for the first one is 0
the slope for the second one is 2
the slope for the third one is 3/8
Step-by-step explanation: