Answer:
the vertices of point R could be (-2,5) or (-2,9)
each point is 7 units away from Q since there are 7 units between P and Q
Step-by-step explanation:
Answer: The mechanics spent about 8.5 hours working on the car
Step-by-step explanation: The total bill was $637, a portion of that being getting the parts which was $280. 637-280=357
357/42=8.5
Answer: 20 feet by 20 feet.
Step-by-step explanation:
1. You know that is the original measure of one side. Since it is a square, all its sides are equal.
2. Therefore, to solve the problem you only need to solve for , as you can see below:
- You have that:
- Then, you obtain the following quadratic equation:
- Apply the Quadratic formula to solve it:
- Then, you obtain:
3. The dimensions cannot be negative, therefore, the answer is: 20 feet by 20 feet.
Answer:
Step-by-step explanation:
I only have the answer for 3 and i believe it is 20,090