What is a median ,mode, range and iqr ?

Median - it represents the middle number in the data set.

Range - you have to find the lowest value and the highest value and get the final answer, same with the interquartile range, you just have to find the lower quartile and upper quartile and subtract it and you get the final answer in the following data set.

  21.3

step-by-step explanation:

multiplying the given equation by c/sin(25°), we get

  c = 9/sin(25°) ≈ 21.2958 ≈ 21.3

we assume "c" is the length of ab, the side opposite angle c in triangle abc.

4th option is correct xy=-10

if this was to u plzz mark me the brainliest