Use a calculator to find the approximate value of arccos (0.77).

A: 50.35°

B: 37.6°

C: 39.65°

D: 100.71°

Given that b=8, a=3, and b=65, find the measure of A. 19.9 or 160.1 B. 19.9 C160.1 D not a triangle

What is the simplest form for the fractions 12/30,12/20 and 21/35

Suppose the professor decides to grade on a curve. If the professor wants 2.5% of the students to get an A, what is the minimum score for an A?

Which expression is equivalent to 5.6 - (-7.8) A) 5.6-7.8 B) 7.8 + 5.6 C) - 7.8-5.6 D) - 5.6+7.8

How would you take apart 14 to solve 28-14?

Is 0.166666667 a terminating decimal or repeating decimal

Hasan plans to choose a book from a section of the store where everything is 25% off. he writes the expression d-0.25d to find the sale price of the book if the original price is d dollars. bella correctly writes another expression, 0.

There are 3 blue marbles, 8 red marbles, 4 green marbles and 5 yellow marbles. What number represents 50% of the marbles?

Suppose a soup can has a diameter of 10 cm and a height of 12 cm. What is the volume of soup in the can? (to nearest whole number) A) 36 cm3 B) 48 cm3 C) 144 cm3 D) 942 cm3

A grab bag contains 9 nasty teeth and 6 spinners. Bill is the first to select from the grab bag and then Jane selects from the remaining gifts in the grab bag.