Find the dimensions of the square. area = 1.69 km² fast!

Which one ? is the answer and how to find this answer

The test scores of 32 students are listed below. construct a boxplot for the data set and include the values of the 5-number summary. 32 37 41 44 46 48 53 55 57 57 59 63 65 66 68 69 70 71 74 74 75 77 78 79 81 82 83 86 89 92 95 99

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?