These questions are your homework for Part 2 of Les. 9.2.2. After you submit your answers, check to see how you did and make corrections for any you had incorrect.
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Question 1
1.
Lydia has four straws of different lengths, and she is trying to form a right triangle. The lengths are 8, 9, 15, and 17 units. Which three lengths should she use?
Question 2
2.
Why did you choose the three lengths you chose for question 1?
Question 3
3.
The Wild West Frontier Park now offers an unlimited day pass. For $29.00, visitors can go on as many rides as they want. The original plan charged visitors $8.75 to enter the park, plus $2.25 for each ride. How many rides would make the total cost equal for teh two plans?
Let y = total money
Let x = number of rides
Write the equation, in y = mx + b form, for the new plan they are now offering. Do not use $ in your equation.
Question 4
4.
The Wild West Frontier Park now offers an unlimited day pass. For $29.00, visitors can go on as many rides as they want. The original plan charged visitors $8.75 to enter the park, plus $2.25 for each ride. How many rides would make the total cost equal for teh two plans?
Let y = total money
Let x = number of rides
Write the equation, in y = mx + b form, for the original plan they are now offering. Do not use $ in your equation.
Question 5
5.
Solve the system of equations to find how many rides it will take for the two plans to cost the same.