For the first part
5 an hour plus 50
Can you make an equation out of it
Answer:
1:2 and 4:6 which equal 3:10
Hope I Can Help!! :) Good Luck
In a right rectangle, we have:


For your exercice, hypotenuse=12
The exercise also inform the angle 60°, then:

Answer:
the answer is 45 . so circle 4