Which polygon is a concave octagon?
The seismic activity density of a region is the ratio of the number of earthquakes during a given time span to the land area affected. A state had 424 earthquakes over a given time span and a land area of 71 comma 300 square miles. What is the seismic activity density for this state? Round to the nearest ten thousandth, if necessary.
What is the perimeter?
How can you decompose the composite figure to determine its area?
What is the area of the composite figure if line segment AB is congruent to line segment BC comma line segment BC is congruent to line segment CD comma line segment CD is congruent to line segment DA comma line segment DA is congruent to line segment DN ?
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