We introduced the first of several postulates today in how to prove triangles similar. The concept we covered today was angle - angle postulate for similar triangles. The AA postulate was used in a couple of proofs that we went over together and several diagram recognition problems that the students worked on in their homework.
Assignment: section 7-4; CE #1-9 all, page 257-258; WE #1-7; 10-13, 21, 23
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