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VashaNatasha [74]
3 years ago
12

How can estimation help me to find the area of a rectangle or square

Mathematics
2 answers:
IrinaK [193]3 years ago
5 0
<span>First, I'm going to categorize the portions of the rectangle. The red portions are grid squares that are completely enclosed by the rectangle, the green portions are the corners and finally the blue regions are the edges. 
</span>
Sonbull [250]3 years ago
5 0
How it can help is if you have one side of a rectangle like 4.2342323332 and you had to multiply it by 2.8493844, that would be too hard so you could just make it into 4x2 which equals 8
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Fill 350 milliliter bottles from a 30 liter drum how many bottles
Mama L [17]

Answer:

  85

Step-by-step explanation:

0.350 L × n = 30 L . . . . . where n is the number of bottles.

Divide by 0.350:

  n = (30 L)/(0.350 L) ≈ 85.7

85 bottles can be filled, and one can be partially filled.

_____

Of course, you know the SI prefix milli- means 1/1000, so 350 mL = 350/1000 L = 0.350 L. When you do the division indicated above, ...

  (30 L)/(0.350 L)

the units of liters cancel, and you are left with the number of bottles.

6 0
3 years ago
Determine if the statement is true or false.
likoan [24]

Answer:3: If a linear system has the same number of equations and variables, then it must have a unique solution.

Step-by-step explanation:just this which correct

5 0
3 years ago
3.<br> Simplify 32 • 35. (4 points)<br><br><br> 37<br><br> 310<br><br> 97<br><br> 910
Anarel [89]
Hey there!

In order for you to solve for this equation, you need to multiply. That’s what the “•” is or means!

32 • 35 = ?

None of the above, because 32 times 35 equals 1,120

Answers 1,120 ✅

Good luck on your assignment and enjoy your day!

~LoveYourselfFirst:)
7 0
3 years ago
Read 2 more answers
Formula for 1/9 divided by 2/3
igomit [66]
Keep change flip formula????
7 0
4 years ago
Taylor is 15 years younger than Marty. Twice Marty’s age added to three times Taylors age totals 205. What are the ages of Taylo
Inessa05 [86]

Answer:

Taylor's age = x = 35 years

Marty's age = y = 50 years

Step-by-step explanation:

Let

Taylor's age = x

Marty's age = y

Taylor is 15 years younger than Marty.

x = y - 15

Twice Marty’s age added to three times Taylors age totals 205.

205 = 2y + 3x...... Equation 1

Therefore, we substitute y - 15 for x in

205 = 2y + 3x...... Equation 1

205 = 2y + 3(y - 15)

205 = 2y + 3y - 45

Collect like terms

205 + 45 = 5y

250 = 5y

y = 250/5

y = 50 years

x = y - 15

x = 50 - 15

x = 35 years

Solving for x

Therefore:

Taylor's age = x = 35 years

Marty's age = y = 50 years

6 0
3 years ago
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