Step-by-step explanation:
<H + <G = <GFD
30° + 10x + 12° = 15x + 7 °
42° + 10x = 15x + 7°
42° - 7° = 15x -10x
5x = 35°
Therefore x = 7°
Now
<G = 10x + 12° = 10 * 7° + 12° = 70° + 12° = 82°
Answer:
x=0
Please see attached picture for full solution.
15
hope this helps
0.85
total samples cases = 20
chances that are even or odd prime are 17 chances
2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 16, 17, 18, 19, 20
probability = 17/20
= 0.85