Six posts are evenly spaced along a circular wall encasing a fountain. Anna stands at point A, where she cannot see beyond the o
nly two posts visible to her. What is m∠A m ∠ A ?
100°
120°
125°
150°
100°
120°
125°
150°
1 answer:
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Answer:
The length of third side is 4 units
Step-by-step explanation:
In a right angle triangle
AB = 2√3, BC = 2 and m∠B = 90°
Now, By Pythagoras Theorem
(AC)² = (AB)² + (BC)²
(AC)² = (2√3)² + (2)²
(AC)² = 12 + 4
(AC)² = 16
√(AC)² = √16
AC = 4
Thus, The length of third side is 4 units
<u>-TheUnknownScientist</u><u> 72</u>
