Answer:

Step-by-step explanation:
Hope this helps.
Question 1 is legs
question 2 is hypotenuse
question 3 is true
Answer:
y = 50
Step-by-step explanation:
y = 2x^2
Let x= -5
y = 2(-5)^2
Power first
y = 2(25)
Then multiply
= 50
The next term in the sequence is 6, as each term is reduced by 7 each time. =)