Which measure of center is the most appropriate for the data in Table 1 (Height) in Task 1? Give a reason for your answer.

Perform the required operations on the following functions given: f(x)= 3-x; g(x)= -2x find g[f(x)]

What is the prime factorization of 230

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?