Trigonometry

Special Right Triangles

Find the exact value of sec 30 * - sin 45 * + sin 90*.

Write the ratio of the first measurement to the second measurement Height of a table tennis net : 6 in Height of a tennis net : 3 ft

Lena, shen, and Ryan have a total of$69 in their wallets. Ryan has 2 times what shen has. Lena had $7 less than when. How much does each have

What is the area of a circle with a radius of 6 inches? 9 in 12 in 36 in 81 in

6 fewer than the product of b and 3

The histogram shows a city's daily high temperatures recorded for four weeks. A graph shows temperature (degrees Fahrenheit) the horizontal axis numbered 0 to 65 and number days on the vertical axis is numbered 1 to 5. 1 day was 0 to 5 degrees.

Evaluate the expression below for s=3 and t = 7 the problem 2st^2 minus s^2 =

How do you write 40/25 as a percentage?

A car dealer gained N400 on a sale, which was equivalent to 8% profit. what was the cost price

Find the value of the standardized z-test statistic and the area above 140 for a N (160,25) distribution. Round your answer to three decimal places. A) z = - 0.8, area = 0.212B) z = - 0.8, area = 0.788 C) z = 0.8, area = 0.212 D) z = 0.8, area = 0.

Let gg be an exponential function that is changing at a rate proportional to itself, with constant of proportionality 0.60.6. (a) what's the growth factor of gg?.6. (b) the function gg exhibits