7400200088

Question: 
Consider triangle $ABC$, where $|AB| = c$, $|AC| = b$, and $|BC| = a$. Let $\alpha$ be the angle at vertex $A$, $\beta$ be the angle at vertex $B$, and $\gamma$ be the angle at vertex $C$. Three of the given sets of two side lengths and one angle measure specify a right triangle $ABC$ with a right angle at vertex $C$. The side lengths and angle measures are rounded to one decimal place. Identify those sets.
Project ID: 
7400200088
SubArea: 
Answer 1: 
$b=4$, $c=5.2$, $\alpha=39.7^\circ$
Answer 1 Correct: 
1
Answer 2: 
$b=5.4$, $c=8.2$, $\alpha=48.8^\circ$
Answer 2 Correct: 
1
Answer 3: 
$b=7.3$, $c=13.7$, $\beta=32.2^\circ$
Answer 3 Correct: 
1
Answer 4: 
$b=12$, $c=20.5$, $\alpha=44.2^\circ$
Answer 4 Correct: 
0
Answer 5: 
$b=3.1$, $c=8.2$, $\beta=32.2^\circ$
Answer 5 Correct: 
0
Answer 6: 
$b=6.5$, $c=7.7$, $\beta=54^\circ$
Answer 6 Correct: 
0
Answer 7 Correct: 
0
Answer 8 Correct: 
0