Determine if the statement "Adjacent angles of a quadrilateral are supplementary." is always, sometimes, or never true.

What is the percent of increase for a population that changed from 438,000 to 561,000

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.

Empty box + box + empty box fill in the box is equal to 30 how