Answer:
it is a 90 degree angle
Step-by-step explanation:
because the little square in the corner
7.07 so I think you'd leave it at 7 for your answer
Answer:
1. decreases
2. 31.50
Step-by-step explanation:
It decreases because there's a negative sign.
It's 31.50 because 10.50 * 3 = 31.50
Answer:
7x(x−1)
Step-by-step explanation: