This is your perfect answer
Answer:
90 degrees
Step-by-step explanation:
the square in the corner of ∠CGD means 90 degrees and the ∠AGB is parallel to ∠CGD which means they have the same measure
I hope this helps and if correct may I please have brainliest.
40/100 = 22/x
40x = 2200
x = 55
There are 55 students in this class.