Answer:
#3- a^2 +2ab +b^2
#4- a^2 -b^2
Step-by-step explanation:
Answer:
y=18.2 x=5.6
Step-by-step explanation:
sin 73 = y/19
19 sin 73 = y
cos 73 = x/19
19 cos 73 = x
Then I'll definitely will ask you questions about maths :)
To solve this problem we can make a proportion.
6 5
-- = ---
10 x
to solve this proportion we can cross multiply and divide.
5 times 10 is 50. divided by 6 is 8.3
it will take her 8.3 minutes to run 5 laps
Answer: 5
15/3 = 5
There are 5 doughnuts left.
