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Mathematics 15 Online
OpenStudy (anonymous):

Geometry: The two equal sides of an isosceles triangle are each 38 cm. If the base measures 48 cm, find the measure of the two equal angles?

OpenStudy (anonymous):

Use the law of Cosines

OpenStudy (anonymous):

Draw a picture first: |dw:1334261550094:dw| The two angles in the picture are equal. Try to think of a trig function that will use the lengths 38 and 24 to give you your angle.

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