Trigonometry

Special Right Triangles

Find the exact value of sin 30 * + cos 0 * + tan 30*.

Trigonometry Reference Angles and Triangles The value of Sin 420 * is equal to?

How many solutions does the equation have? x+2x+3+3 = 3 (x+2)

Which of the following is an advantage of an observational study over a sample survey? A) Observational studies are not dependent on people's responses, which may not be truthful. B) Observational studies involve the random selection of subjects.

a rectangle is 15 ft longer than it is wide and its area is 324ft^2. find its length and width. choices for the width: 10, 12, 14

Jayce volunteers for the local library. The librarian wants to find out whether the patrons prefer paperback books or e-books. Jayce cannot decide which method to use for polling the patrons.

Mikaela friends bought a big box of crackers to the movie theater. 53 crackers are whole wheat and 29 crackers are cheese flavored. the remaining 1/3 of the box contains sesame seeds crackers. how many crackers are in the box altogether?

Haley buys 9 pounds of apples for $3. How many pounds of apples can she buy for $1?

Emily meal cost 32.75 and Darren's meal cost 39.88. Emily treats Darren by paying for both meals, and leaves 14% tip. Find the total cost

What is the amount of social security tax for a gross pay amount of $944? A. $15.23 B. $58.53 C. $152.26 D. $585.26

if i had 900 susbcribers and i lost 10 the next day and the day after hwo mnay susbcriebrs wouls i have