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36 votes
36 votes
Triangle ABC is similar to triangle PQR, as shown below:

Two similar triangles ABC and PQR are shown. Triangle ABC has sides AB equals c, BC equals a, and AC equals b. Triangle PQR has sides PQ equals r, QR equals p, and PR equals q. Angle CAB is congruent to angle RPQ. Angle ABC is congruent to angle RQP. Angle ACB is congruent to angle QRP.

Which equation is correct?

q over c is equal to r over b
c over p is equal to b over a
c over a is equal to q over r
q over b is equal to r over c

Triangle ABC is similar to triangle PQR, as shown below: Two similar triangles ABC-example-1
User Amr Saber
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3.0k points

2 Answers

19 votes
19 votes

Answer: a/b=r/c

Step-by-step explanation: i did the

User Ido Ran
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2.5k points
11 votes
11 votes

Answer:

q/b = r/c

Explanation:

We can determine which equation is correct by looking at the similar angles

A ~ P and B ~ Q so the side length that is between these angles would be proportional which are :

r/c

Next up

C ~ R and again B ~ Q and the side length that is between these angles:

q/b

so the answer is

q/b = r/c as given in last option

User Mannix
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2.7k points