Joe jumps into the water, and it takes him 5 seconds to reach the bottom of a pool 8 feet deep. What is Joe’s rate of descent in feet per second?

In δabc, if the length of side b is 3 centimeters and the measures of ∠b and ∠c are 45° and 60°, respectively, what is the length of side c to two decimal places?

Which speed is the fastest (use 1 mile ≈ 1.6 kilometers)? a. 12 miles/hour b. 18 feet/second c. 19 kilometers/hour d. cannot be determined

1.based of the diagrams what is the the value of x? 2.how would you verify your answer for x