7400300088

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: 
7400300088
SubArea: 
Answer 1: 
$a=3$, $c=7$, $\beta=64.6^\circ$
Answer 1 Correct: 
1
Answer 2: 
$b=3$, $c=8.8$, $\beta=19.9^\circ$
Answer 2 Correct: 
1
Answer 3: 
$b=1.5$, $c=2.7$, $\beta=33.7^\circ$
Answer 3 Correct: 
1
Answer 4: 
$a=8.5$, $c=12$, $\alpha=44.9^\circ$
Answer 4 Correct: 
0
Answer 5: 
$a=6.3$, $c=8$, $\beta=52^\circ$
Answer 5 Correct: 
0
Answer 6: 
$b=12.1$, $c=18$, $\alpha=37.8$
Answer 6 Correct: 
0
Answer 7 Correct: 
0
Answer 8 Correct: 
0