A diagonal of length x of a rectangle makes a 30° angle with the base.

(a) Show that the area of the rectangle is

(x^2)√3/4.

(b) The formula in (a) is also the area of an equilateral triangle of side length x. What triangle is this the area of? Explain!

(a) Show that the area of the rectangle is

(x^2)√3/4.

(b) The formula in (a) is also the area of an equilateral triangle of side length x. What triangle is this the area of? Explain!

*Sent from my Verizon Wireless 4GLTE Phone*
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