Arc HMS is the same as Arc HSM, since they use the same letters and points on the circle True or false ?

Which equation represents a proportional relationship that has a constant of proportionality equal to 1/5

Nine more than four times a number is the same as one less than twice the number. find the 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?