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katen-ka-za [31]
3 years ago
8

Decision Making: Matthew received a fax giving him the dimensions of the rectangular living room in his new apartment. The dimen

sions given were 3.76m x 5.49m. He used his calculator to work out the area and got 2.06 m2. Do you think this answer is correct?
Mathematics
1 answer:
horsena [70]3 years ago
5 0

Answer:

No

Step-by-step explanation:

His answer is incorrect.  If we round the dimensions, 3.76 m is almost 4 m, and 5.49 m is almost 5.5 m.  4 × 5.5 = 22.  So his answer should be close to 22 m².

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algol [13]
1 yard = 3 feet
Therefore Rachel ran 155*3 feet = 465 feet
465 > 327 therefore she is correct
5 0
3 years ago
Diego is flying from Philadelphia to Barcelona. On the trip to Barcelona, the plane flies at a constant cruising speed of 550\,\
Helga [31]

Answer: Correct

A. The cruising speed on the flight from Philadelphia to Barcelona. 550mph shown. It is Faster.

Step-by-step explanation:

Hour  1          2         3

Miles  530   1060    1590

Divide: Miles divided by Hours

Answer: 530 - The cruising speed on the flight home

by H.E.J.

6 0
3 years ago
Read 2 more answers
I'LL GIVE BRAINLIEST TO THE CORRECT ANSWER!
artcher [175]

Solution :

1st -

  • - 3 \times 5 \times ( - 6) \times 4
  • - 15 \times  (- 6) \times 4
  • 90 \times 4
  • 360

2nd -

  • - 4 \times ( - 6 )\times ( - 3) \times ( - 5)
  • 24 \times ( - 3) \times ( - 5)
  • -  72 \times ( - 5)
  • 360

3rd -

  • - 3 \times 4 \times ( - 2) \times ( - 7)
  • - 12 \times ( - 2) \times ( - 7)
  • 24 \times ( - 7)
  • - 168

4th -

  • - 7 \times (  - 3) \times ( - 9) \times 0
  • 21 \times ( - 9) \times 0
  • - 189 \times 0
  • 0

Conclusion - only third choice has negative equivalent value

5 0
1 year ago
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The sum of (2a + ab + 2b) + (4a2 - 3ab + 9)
Sati [7]
You can only add/subtract like terms so:

2a+ab+2b+4a^2-3ab+9

2a-2ab+2b+4a^2+9  (the only like terms were ab and -3ab)
4 0
3 years ago
Estimate the solution of the equation x - 8.1=5.3 to the nearest whole number
lord [1]
2 or 3 I would say... hope that helps : ) 









3 0
3 years ago
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