Mason needs to purchase new glass for the window pictured below. About how many square feet of glass will he need to purchase ? A. 20 square feet
B. 13 square feet
C. 25 square feet
D. 41 square ft

The magnitude, m, of an earthquake is defined to be m=log l/s, where i is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and s is the intensity of a “standard” earthquake, which is barely detectable. what is the magnitude of an earthquake that is 1,000 times more intense than a standard earthquake? use a calculator. round your answer to the nearest tenth.

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

An octagonal prism has jow many lateral faces?