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24 January, 16:15

Randi had surgery on her knee. Right after the surgery

she could bend her knee only 30° from a horizontal

position. After six weeks of physical therapy, she can

bend it 108°. How many more degrees can she move

her knee after therapy? Explain.

Doesn't the answer have to be in a degree

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Answers (1)
  1. 24 January, 16:34
    0
    Well, we know that she could only bend her knee 30 degrees from the start.

    And after six weeks of therapy, she can bend it 108 degrees.

    So that means: 108 - 30 = 78 degrees more.
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