Can someone please just answer these question? Problems on integers, primes, and digits

What is the area of a rectangle with vertices (-8,-2), (-3,-2), (-3,-6), and (-8,-6)? units

Plz asap what is the range of the cluster in the scatter plot a. between 4 and 8 years of experience b. between $40,000 and $60,000 c. between 6 and 12 years of experience d. between $10,000 and $60,000

For an exponential regression equation in the form , a value of 1.101 for b will cause to get smaller as x gets larger.