Answer:
79°
Step-by-step explanation:
Remember, the sum of all the angles in a triangle is 180
So 180-RST-RTS=180-53-48=79
11 hours is the most she can afford
8.3+5.2
Average of x-coordinates = (8+3)/2 = 5.5
Average of y-coordinates = (5+7)/2 = 6
Midpoint at (5.5,6)
