A survey of fifth graders was taken to see how many hours each student studies each week. The results are as follows: 0, 1, 12, 20, 16, 3, 10, 4, 8, 10
What is the interquartile range of the number of hours studied?

Can someone me and plz do the problem

Complete the steps, which describe how to find the area of the shaded portion of the circle. find the area of the sector by multiplying the area of the circle by the ratio of the to 360. subtract the area of the triangle from the area of the sector.

Triangle abc has side lengths: ab = 3.5  cm, bc = 2.4 cm, and ac = 4.2 cmδabc ≅ δhjkwhat is the length of side hj?