if there are 39 people in a room and everyone has to shake hands with everyone exactly once, how many handshakes are there?

How many bones do people have

If the measure of arc DCB = 120°, and the measure of

Which of the following best describes the term direct variation? A. Two variables exhibit direct variation if they have a constant ratio. B. Two variables exhibit direct variation if they do not have a constant ratio. C.

What is 32.15 in unit form?

Rewrite cot 80° in terms of its cofunction.

Which statement is correct? (2.06 times 10 Superscript negative 2 Baseline) (1.88 times 10 Superscript negative 1 Baseline) less-than StartFraction 7.69 times 10 Superscript negative 2 Baseline Over 2.

Pilar brought 5 packs of crayons. There are 8 crayons in each pack. How many crayons are there altogether?

A carpenter had a piece of wood that was 15 feet in length. If he needs only 10 &five twelfth feet of wood, then how much wood should he cut?

Y equals x plus 3 Y equals two x plus 4

Step 4: Factor the function to find the x-intercepts. The x-intercepts are: