If cos (O) = 5, and 90° <

< 180°, what is the value of tan (O) ?

Renee hiked for 4 3/4 miles. After resting, Renee hiked back along the same route for 3 1/4 miles. How many more miles does Renee need to hike to return to return to the place?

Given f (x) = 4x^2-5 and g (x) = x+3. What is (fg) (x) ?

Lucy wants to make a table top pad for a square table that has a side of 3 feet. What is the area of the pad?

A motorboat traveling with the current went 30 mi in 3 h. Against the current, it took 5 h to travel the same distance. Find the rate of the boat in calm water and the rate of the current.

Work out the percentage change when a price of £1 is decreased to £0.90

Kirsten invested $1000 in an account at an annual interest rate of 3%. She made no deposits or withdrawals on the account for 5 years. The interest was compounded annually. Find the balance in the account, to the nearest cent, at the end of 5 years.

Three baseball players are playing catch. Vondra is directly south of Mei and directly west of Yoshi. Vondra and Yoshi are 8 meters apart and Yoshi and Mei are 10 meters apart. How farapart are Vondra and Mei?

The adjacent angles of a parallelogram are in the ratio 2:1 find all the angles

If there are 100,00 people that dab and 50 that don't how many people now left all together

A trainer takes a survey of all the athletes in a school about their height, rounded to the nearest inch, and their grade level. The trainer relates their grade levels to their heights. Is this a function?