A triangle has a base of 17 inches and an area of 127.5 in.² what is the height of the triangle

Nist wants to give the buyer of this iron rod a 90% confidence interval for its true conductivity. what is this interval? (round your answers to three decimal places.)

How to solve 13-5x=-5x+13

A bag contains 7 red marbles, 2 blue marbles and 5 green marbles. If two marbles are drawn out of the bag, what is the probability, to the nearest 10th of a percent, that both marbles drawn will be blue?

Find the area of a circle with a radius of 3. Either enter an exact answer in terms of π or use 3.14 for π and enter your answer as a decimal.

D/dx (sin x/2+cos x) = (a + b cos x) / (2+cos x) ^2 find a and b.

Write a rule that represents the function. The ordered pairs are (0,0) (1,0.5) (2,2) (3,4.5) (4,8)

What is 9:630 and can you explain and show your work?

What is the interest earned on $400 invested at the rate of 6% for one year?

How many solutions are to 2x - 5y=17 6x-15y=51

What does it mean if a quotient is undefined? (1.5/2.4) ?