Can you please help me with this problem ​

If angle 2=3x +1 and angle 3=2x +4what is angle 2

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?