a building is 2ft from a 12 ft fence that surrounds the property a worker wants to wash a window in the building 17 ft from the
ground he plans to place a ladder over the fence so it rests against the building .he decides he should place the ladder 9 ft from the fence for stability to the nearest tenth of a food how long a ladder will he need
1 answer:
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Step-by-step explanation:
By arc sum Postulate of a circle:
2 x + 3x + 4x = 360°
9x = 360°
x = 360°/9
x = 40°
3x = 3* 40° = 120°
By inscribed angle theorem:
By tangent secant theorem:
Since, measure of central angle is equal to the measure of its corresponding minor arc.
By angle sum Postulate of a triangle:
