The steps in Steve's apartment are as shown in the image below. He finds that the steps make a/an _____ angle with the first floor.

acute

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obtuse

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right

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reflex

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Solution

The correct option is B obtuse
The angle made by the steps is more than 90 $^{\circ}$ and less than 180 $^{\circ}$ .

An obtuse angle is an angle that lies bewteen 90 $^{\circ}$ and 180 $^{\circ}$ .

So, it is an obtuse angle.

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