The first term of a geometric sequence is
and common ratio is 2. The sum of the
first 20 terms is 80. Find the fifth term.​

While most people who lived in ancient egypt and the middle east avoided settling in nearby deserts, those regions protected them from their enemies. why do you think this was true?

What are seismic dampers and why are they important?

Scientists believe that differences in cause hot, plastic-like rock in the asthenosphere to rise toward earth's surface. a. density c. weight b. magnetism d. composition c. conduction. d. density.