правильной прямоугольной пирамиды боковая грань представляет собой равносторонний треугольник. Найти tgα, если альфа - угол межд
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- <em>I am assuming the picture is of a stained glass window in the shape of a semicircle</em>.
Answer: 7.71 feet.
Step-by-step explanation: <em>The formula for finding the circumference of a circle is π × d + d.</em>
The diameter is 3 feet. Substitute this into the equation:
π × 3 + 3.
Solve -
3.14 × 3 = 9.42
of 9.42 = 4.71
4.71+3 = 7.71
Round -
The answer is already rounded.
Hope this helped!~