Which is 216 written as a power of a number?
a. 63
b. 36
c. 1082
d. 723 user: what is the value of 19 + 5a4 – 3b2 when a = 2 and b = 4?

How is the number of vertices for a prism related to the name of the prism

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

Prove that quadrilateral is a rhombus.