Find the measure of a complementary angle if possible 39 degrees

A bar of metal is cooling from 1000°C to room temperature, 22°C. The temperature, H, of the bar t minutes after it starts cooling is given, in °C, by H = 22 + 978e-0.1t.

Find the sample standard deviation and the population standard deviation of the data set. 52, 19, 44, 49, 37, 46, 52, 36, 54, 13, 14, 17, 34, 16, 51 5 - 1572 - 1519 S - 15.19 - 15.72

There are 3 basketball leagues. Each league has 8 teams. each team has 13 players. how many players are in all 3 leagues? a. 200 b. 312 c. 450 d. 150

If & angle; A and & angle; B are supplementary and & angle; A = 4x - 8 and & angle; B = 2x + 2, what is the value of x?

According to the director of education statistics, 84% of US students attend public schools, 23% of US students attend college, and 17% of US students attend public colleges. What percentage of US students attend either public school or college?

If the sphere shown above has a radius of 5 units, then what is the approximate volume of the sphere? (Use 3.14 for.) A. 261.67 cubic units B. 523.33 cubic units C. 314 cubic units D. 654.17 cubic units

Last year, there were 12,000 students at a local college. There were 2000 more female students than male students. How many male and female students attended the college?

Multiply. 3/10 * (-4/5) Enter your answer as a fraction, in simplified form, in the box.

What is the reciprocal of 2/37?

Carrol has a check for $1350. 1/5 of check will go to rent. how much is she paying in rent?