Question 7 Find: the length of BC Round off to the tenths place (one number after the decimal) 1 pts Question 8 Type or upload your work for the previous question about how you found BC. Edit View Insert Format Tools Table 12pt ~ Paragraph B J U A v T%w Question 9 1g How did you know you could set up a proportion to solve for BC? Edit View Insert Format Tools Table 12pt ~ Paragraph ~ B J U A~ v T2v triangle ABD is similar to triangle CAB , | can use the property of similarity to set up a proportion involving the side lengths AB and AC (which are known) and the side lengths BD and( BC) (which are not known). This proportion is based on the fact that corresponding sides of similar triangles are proportional