calculate the area of triangle wxy with altitude yz, given w(2, −1), x(6, 3), y(7, 0), and z(5, 2).

8 square units

9.4 square units

7.7 square units

12 square units < my answer

How do you solve a question like this?

Adoctor administers a drug to a 38-kg patient, using a dosage formula of 50 mg/kg/day. assume that the drug is available in a 100 mg per 5 ml suspension or in 500 mg tablets. a. how many tablets should a 38-kg patient take every four hours? b. the suspension with a drop factor of 10 ggt/ml delivers the drug intravenously to the patient over a twelve-hour period. what flow rate should be used in units of ggt/hr? a. the patient should take nothing pills every four hours. (type an integer or decimal rounded to the nearest hundredth as needed.)

Which function has the domain x> -11?