Evaluate the trigonometric function using its period as an aid: sin 11pi/6

(I'm having trouble finding and placing a more obscure function on the unit circle)

Eighty-four is what percent of 212? 3.962% 39.62% 2.52% 25.2%

The number 1254 is divisible by all of the following, except?

Simplfy - (5-y) Can some one simplfy this?

Which expression (s) is (are) equivalent to 1 3/5 - (-7/10) Select ALL that apply. A. (7/10) - 1 3/5 B. 1 3/5 + (7/10) C. 1 3/5 + (-1 3/5) D. (7/10) + 1 3/5 E. - 1 3/5 - (-7/10) D. - 1 3/5 + (-7/10) 2. what is the value of 8 + (-3) + 10 - (-20) A.

762 rounded off to th nearest 10

The lateral area of a cone is 500 pi cm.^2. The radius is 50 cm. Find the slant height to the nearest tenth a. 10 cm b. 9.1 cm c. 14.2 cm d. 11.2 cm

What is the slope-intercept form for each equation in this system? Compare the slopes and y-intercepts to describe the graph of the system. 3x - 4y = 28 4x + 10y = 20

Anita says CD can also be called DC. Do you agree? Explain.

Five less than twice a number is equal to one half the difference of three times the number and 13. Find the number

Mary had 10 yards 2 feet of ribbon. She needs to cut pieces for her 3 friends