Answer:
you use the pythagorean theorem
Step-by-step explanation:
P.S. im not doing your hw
Answer:
x=95
Step-by-step explanation:
They are vertical angles
Answer:C=2piR
R=18cm if you solve the equation
Step-by-step explanation:
B
Hope this helped I only did like 1 lesson on functions
Let b for the number of bicycles, and t for the number of tricycles.
2b+3t=39 ( a bicycle has 2 wheels and a tricycle has 3 wheels)
b=t+2 =>t=b-2
substitute b for t: 2b+3(b-2)=39
2b+3b-6=39
5b=45
b=9
the club buys 9 bicycles and 7 tricycles.
