HELP!!

m∠GHC = 60° and m∠CHI = 104°. Find m∠GHI.
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When you find the area of a triangle do you use in. or in2

This stem-and-leaf plot represents the heights of the students on ralph’s basketball team. one student’s height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.

Which of the following is the correct solution to the linear inequality shown below? y< 1/2x-4