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anonymous

  • one year ago

The work of a student to find the dimensions of a rectangle of area 8 + 12x and width 4 is shown below: Step 1: 8 + 12x Step 2: 4(2) + 4x(2) Step 3: 4(4 + 8x) Step 4: Dimensions of the rectangle are 4 and 4 + 8x In which step did the student first make an error and what is the correct step? Step 2; 4(2) + 4x(2) Step 2; 4(2) + 4(3x) Step 3; 4 + (4 + 8x) Step 3; 4 + (4 ⋅ 8x)

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  1. anonymous
    • one year ago
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    what do you know to be the formula of area of a rectangle ?

  2. anonymous
    • one year ago
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    Base X Height

  3. anonymous
    • one year ago
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    or base x width x height

  4. anonymous
    • one year ago
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    depending if its 3D or 2D

  5. anonymous
    • one year ago
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    i learned from flvs. xD

  6. anonymous
    • one year ago
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    now which is the base and which is the hight?

  7. anonymous
    • one year ago
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    like i said.. in this case i dont know.

  8. anonymous
    • one year ago
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    i think step 2 is wrong

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spraguer (Moderator)
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