7.4. AA Similarity http://www.ck12.org
- Are the two triangles similar? How do you know?
- Write an expression forF Ein terms ofk.
- IfF E=12, what isk?
- Fill in the blanks: If an acute angle of a triangle is congruent to an acute angle in another ____-
triangle, then the two triangles are .
Use the diagram below to answer questions 16-20.
- Draw the three separate triangles in the diagram.
- Explain why 4 GDE∼4DF E∼4GF D.
Complete the following proportionality statements.
- GFDF=F E?
- GDGF=GE?
- GEDE=DE?