We have to use pythagorean theorem. The equation is

so we plug in the numbers (hypothenuse is always C in the equation)

now we solve:

Exponents

Subtract
a=6 Square Root
x=6 Answer
Answer: -12
Step-by-step explanation: because -7- 5= -12
It's the last one. .........
Answer:
One pound equals $38.4
Step-by-step explanation:
Times the ounces by the cost
C is tevanswer out I think so