lesson 7-3: proving triangles similarlesson 7-3: proving triangles similar . 7. pull the two...
TRANSCRIPT
7. PULL the two triangles apart first !!! Then decide if they are similar or not.
8.
10. . Thales was an ancient philosopher familiar with similar triangles. One story about him says that he found the height
of a pyramid by measuring its shadow and his own shadow at the same time. If the person is 5-ft tall, what is the
height of the pyramid in the drawing?
HOMEWORK: pgs. 479-480 # 1-3, 7-10, 12, 13, 15, 16, 20