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16 terms

hcgreenTEACHER

100√3

Find the area of an equilateral triangle with side length 20.

≈ 30.57

Find the area of the isosceles triangle.

100√2

Find the area of the isosceles triangle.

≈ 7.06

Find the length of the altitude to the hypotenuse.

32

Find the area of the rectangle if the perimeter is 24.

50/3

Find the missing side of the parallelogram.

240/13

Find the height of a rhombus if the diagonals have length 20 and 48.

120

Find the area of a kite with diagonals of 12 and 20.

≈ 549.50

Find the area of the trapezoid.

16

The sides of an isosceles trapezoid are in the ratio of 4:5:10:5. If the area is 448 sq units, find the height.

162

Find the area of a square with a diagonal length of 18.

147

Find the area of a square with a perimeter of 28√3.

600√3

Find the area of regular hexagon with side lengths of 20.

≈ 1,073.64

Find the area of a regular octagon with apothem of 18.

≈ 22.55

Find the area of the shaded region.

≈ 417.14

Find the area of the shaded region. Assume the pentagon is regular.