Four students each made a list a of prime numbers.
eric: 5, 7, 17, 23
maya: 3, 5, 13, 17
bella: 2, 3, 17, 19
jordan: 7, 11, 13, 21.
who made an error and included a composite number? write the composite number from his or her list.

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

According to the 2008 u. s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.