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Triangle Similarity Proof
1. Cộng đồng
2. Study Group
Given tri ABC with <B=>C=80 degrees and >A=20 degrees Isosceles! Draw angle ABD=20 degrees so that D is a point on side AC. Draw angle ACE=10 degrees so that E is a point on side AB. Let BD...
Triangle Similarity Proof
1. Cộng đồng
2. Study Group
Given tri ABC with <B=>C=80 degrees and >A=20 degrees Isosceles! Draw angle ABD=20 degrees so that D is a point on side AC. Draw angle ACE=10 degrees so that E is a point on side AB. Let BD and C...