A fence around a rock garden is in the shape of a right triangle. Two angles measure 30⁰ and 60⁰. Two sides measure 12 feet and 20.8 feet. The total length of the fence is 56.8 feet. How long is the side opposite the right angle?

Which statements are true? check all that apply. the line x = 0 is perpendicular to the line y = –3. all lines that are parallel to the y-axis are vertical lines. all lines that are perpendicular to the x-axis have a slope of 0. the equation of the line parallel to the x-axis that passes through the point (2, –6) is x = 2. the equation of the line perpendicular to the y-axis that passes through the point (–5, 1) is y = 1.

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

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