Use the Exterior Angle Theorem to find the measure of each angle in degrees.

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What is the sum of these mixed numbers 2 1/8 + 4 3/8

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex