Triangle RST is a scalene triangle with the coordinates R(-10,7), S(-5,11), and T(-2,7). What is the area of ARST?
A. 16 units2
B. 24 units2
c. 32 units
D. 48 units2

Im literally having a mental breakdown

Aclothing designer is selecting models to walk the runway for her fashion show. the clothes she designed require each model’s height to be no more than y inches from 5 feet 10 inches, or 70 inches. which graph could be used to determine the possible variance levels that would result in an acceptable height, x?

Sanderson is having trouble with his assignment. his shown work is as follows: − 3 7 7 3 = − 3 7 × 7 3 = − 21 21 = −1 however, his answer does not match the answer that his teacher gives him. complete the description of sanderson's mistake. find the correct answer.