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How can we find the measure of an exterior angle if we know the measurement of an interior angle

Sadie computes the perimeter of a rectangle by adding the length, l, and width, w, and doubling this sum. eric computes the perimeter of a rectangle by doubling the length, l, doubling the width, w, and adding the doubled amounts. write an equation for sadie’s way of calculating the

What are the coordinates of the image of p for a dilation with center (0, 0) and scale factor 2