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Work out the area of a rectangle with base, b = 34mm and perimeter, P = 86mm.
Question
Work out the area of a rectangle with base, b = 34mm and perimeter, P = 86mm.
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Mathematics
4 years
2021-08-15T16:24:58+00:00
2021-08-15T16:24:58+00:00 2 Answers
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Answers ( )
Answer:
306mm²
Step-by-step explanation:
the height h = 86/2 -34 = 43-34=9mm
the area = 34×9= 306mm²
Answer: (I am assuming this is 2D?)
Two bases together: 34 * 2
68
Two lengths together is p – two bases:
18
Individual length:
9
Area is base times length
9 * 34
306mm