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barxatty [35]
3 years ago
15

What is 870 rounded to nearest 10?

Mathematics
1 answer:
AlexFokin [52]3 years ago
7 0

Answer: The answer is 870

If the last digit is 0, then we do not have to do any rounding, because it is already to the ten.

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3 years ago
Solve for A if is 3.14 and R = 3
gavmur [86]

Answer:

A = 28.26

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

Step-by-step explanation:

<u>Step 1: Define</u>

Equation:   A = πr²

Given:   π = 3.14, r = 3

<u>Step 2: Evaluate</u>

  1. Substitute:                    A = 3.14(3)²
  2. Exponents:                   A = 3.14(9)
  3. Multiply:                        A = 28.26
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3 years ago
Why is the formula for the area of a triangle one half the area for a rectangle
Naya [18.7K]
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3 years ago
(NEED HELP 100 POINTS IF ANSWERED) Fill in the blank
Vaselesa [24]

Answer:

The answer is 5.

Step-by-step explanation:

(2x+3)(x+1) Use the FOIL METHOD

2x²+2x+3x+3

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3 0
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Read 2 more answers
Which of the following expressions are factors of 25x^3−75x^2−9x+27?
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I am not sure but I think the correct answer is c

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