There are 20 players in a table tennis competition. each player must play exactly one match against every other player. how many matches are there in the competition?

Each dimension of a right triangle with legs of length 6 cm and 8 cm and a hypotenuse of length 10 cm is multiplied by 1/2 to form a similar right triangle.

Simplify 5 + 2{x - 4[3x + 7 (2 - x) ]}. -34x - 107 34x - 107 34x + 107

What is the difference between discrete and continuous?

Find the largest integer which belongs to the following interval: [-12, - 9]

10/21 equal to 2a/a+b A. 41/10 B. 10/13 C. 5/16 D. 1/13

Give an example of a positive temperature and a negative temperature that have a difference of 5°F.

5506 divided by 57 with remainder

Find the value of the product. 2 sin (52.5°) sin (97.5°)

A grocery store has a shelf with half-gallon containers of milk. What type of number best represents the total number of gallon? Explain your answer. A. Rational Number B. Interger C. Whole Numbers D. Irrational Numbers

A drama class has a total of 26 students. The number of males is 6 more than the number of females. How many males and how many females are in the class?