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Question 1

Consider the triangle \(ABC\) pictured below.

Triangle ABC right-angle ∠ABC.

Using the reference angle \(\angle BCA\)

a The opposite side is?
 
  check answer for question 1a.
b The adjacent side is?
 
  check answer for question 1b.
c The hypotenuse is?
 
  check answer for question 1c.

Question 2

Consider the triangle PQR pictured below.

Triangle PQR
Detailed description

Using the reference angle \(\angle QPR\)

a The length of the opposite side is?
 
  check answer for question 2a.
b The length of the adjacent side is?
 
  check answer for question 2b.
c The length of the hypotenuse is?
 
  check answer for question 2c.

Question 3

Consider the triangle \(RST\) below.

Triangle SRT
Detailed description

The angle which has been used as the reference angle for the naming of the sides is:

   
  check answer for question 3a.