Which of the following expressions is equal to sin⁡⁡ (-150°) ?

sin (30°)

-sin (-30°)

-sin (30°)

sin (150°)

Solve for x. 7 (x + 1) = 21 x=? x=20 X = 4 Ox=2 im

The projection screen in the school auditorium is five times as long and 5 times as wide as the screen in the library. The screen in the library is 4 feet long with a perimeter of 14 feet. what is the perimeter of the screen in the auditorium?

3 divided by what equals 5

True or false: The sum of the measures of any two angles of a triangle is always greater than the supplement of the third angle.

Cleveland and briana baker keep records of their expenditures they want to know how much they spend each month on average. January $3,776.77 February $3,877.32 March $8,986.43 April $4,436.98

The ratio of two numbers is 5:3. Their sum is 64. What is the smaller number?

Write each fracton as a decimal: 1. 7/15 2. 8/18 3. - 8/12 4. - 6/7 5. 3 15/44 6. - 2 5/22

If ABCDE is translated 3 units to the right and 4 units down, what will happen to the polygon? A. It will move, change shape, and change size. ОО O B. It will move but won't change shape or size. O C. It will move and change shape. D.

How do you graph the Quadratic Function of y=x-squared - 4

A piggy bank contains 2 quarters, 3 dimes, 4 nickels, and 5 pennies. one coin is removed at random. what is the probability that the coin is a dime? what's the probability that the coin is a nickel?