Find g(x)•h(x). g(x)=4x+1 and h(x)=x^2-3

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?

Which rule describes the composition of transformations that maps △abc to △a”b”c

What is the value of x? enter your answer in the box.