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Anna [14]
3 years ago
9

Round and/or estimate then add (nearest hundred)

Mathematics
1 answer:
Keith_Richards [23]3 years ago
4 0

Answer:

1.1200,1000,800,900

2.600,700,900,800

Step-by-step explanation:

pa mark

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I need help with this​
Lorico [155]

Answer:

14

Step-by-step explanation:

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3 years ago
1. Review the lesson above and use the guided notes to help you understand.
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I have completed the 1st one and have attached it.
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3 0
4 years ago
What is the Volume of the square pyramid? (Round to the nearest tenth as needed)
goldenfox [79]

Answer:

5229 mm³

Step-by-step explanation:

Volume of square pyramid

\sf \boxed{Volume \ of \ the \ square \ pyramid = \dfrac{1}{3}*b^2*H}

      b = base length = 25 mm

       H = height

         We have to find 'H' using Pythagorean theorem,

              slant height (hypotenuse) = 28 mm

                                                  leg₁ = base length  ÷ 2 = 25÷2 = 12.5

                                                  leg₂ = H

     H² + (12.5)² = 28²

                  H²   = 784 - 156.25

                         = 627.75

                   \sf H = \sqrt{627.75}

                 H = 25.01 mm

          \sf  \text{Volume of square pyramid =$\dfrac{1}{3}*25*25*25.1$ }

                                                     = 5229 mm³

                                                     

       

\sf \boxed{\text{Volume of square pyramid = \dfrac{1}{3}*25*25*28}}

3 0
2 years ago
Read 2 more answers
Can anyone explain how to do this???
Alex73 [517]

Answer:

perimeter is length plus length width plus width

area is length times width

Step-by-step explanation:

(x+4)+(2x-23)=perimeter

(x+4)(2x-23)

hope this helps

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3 years ago
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A _______, which operates by a belt that connects to the crankshaft, pressurizes the air entering the intake manifold to improve
balandron [24]
D supercharge is the answer
8 0
4 years ago
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