OpenStudy (anonymous):

A home has 3 stairs leading to its front door with each stair having a vertical height of 10 inches and a horizontal tread length of 18 inches. When a new refrigerator is delivered to the home, the delivery people lay down a wooden plank over the stairs so that they can roll the refrigerator up the plank. What angle, to the nearest degree, does the wooden plank form with the ground? 29° 34° 61°

2 years ago
OpenStudy (anonymous):

God i have no idea, haven't done math is 5 years lol but I'm very sorry

2 years ago
OpenStudy (anonymous):

its fine

2 years ago
OpenStudy (studygurl14):

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2 years ago
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