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Mathematics, 23.04.2020 20:58 ashiteru123
This picture of a wall hanging is made of congruent 30° − 60° − 90° triangles with height 6 cm and hypotenuse 12 cm. What is the perimeter of the wall hanging to the nearest tenth of a centimeter?
A. (24+243√) cm ≈ 65.6 cm
B. (12+6) cm = 18.0 cm
C. (144+36) cm = 180 cm
D. (12+123√) cm ≈ 32.8 cm
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This picture of a wall hanging is made of congruent 30° − 60° − 90° triangles with height 6 cm and h...
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