3 years ago

247x82 using in area model

1 answer:

8 0

247x82=534 5 go in the hundreads place 3 go in the tens place and 4 go in the ones place

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iren [92.7K]

A(-3, -1); B(2, -1), C(2, 3)

You can read the length of AB and BC.

|AB| = 5

|BC| = 4

Use the Pythagorean theorem:

$|AC|^2=5^2+4^2\\\\|AC|^2=25+16\\\\|AC|^2=41\to|AC|=\sqrt{41}\\\\|AC|\approx6.4$

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3 years ago