Asurveyer wants to know the area of a region that is 212 miles by 314 miles. he uses the given model for . which expression can be used to find the area in square miles?

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.

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Write the equation in logarithmic form 8^x=64