Created by StemPy LabA triangular park has corner angles of at and at . Along which boundary is the walk the shortest?
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← A triangle has two sides of 8 cm and 11 cm. Its third side is a whole number of centimetres long. How many different lengths are possible for it?A student wants to prove that the sides AB and AC are equal when ∠ B = ∠ C. She draws AD perpendicular to BC and compares the triangles ABD and ACD. Which rule does she use? →
More onGeometry › Triangles
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