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find the perimeter and area of a right triangle if the shortest side is 20 mm. and the longest side is 52 mm. include correct units with each part in solution.

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asked by jenna
  1. Now I did one very similar to this for you a couple of hours ago. You try.

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    posted by Damon
  2. i think P = a + b + c right?
    and A = 1/2bh right?

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    posted by jenna
  3. yes and c = 52 = sqrt (a^2+b^2)

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    posted by Damon
  4. (because the longest side is the hypotenuse, not one of the legs)

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    posted by Damon
  5. im still a little confused with this problem....

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    posted by jenna
  6. i don't think im getting this problem...would it be 20 * 52 = 1040 mm?
    PLEASE ASSIST :(

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    posted by jenna

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