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Lera25 [3.4K]
3 years ago
8

Challenge: Find the area of the polygon.

Mathematics
1 answer:
3241004551 [841]3 years ago
4 0

Answer:

3.6 {m}^{2}

Step-by-step explanation:

The area of a rectangle is length times width.

We divide the polygon into 4 rectangles:

The area of the first rectangle is :

0.4 \times 0.4 = 0.16 {m}^{2}

The area of the second rectangle is

2.4 \times 0.6 = 1.44 {m}^{2}

The area of the 3rd rectangle is

1.6 \times 1 = 1.6 {m}^{2}

The area of the fourth rectangle is

0.4 \times 1 = 0.4 {m}^{2}

Putting all together, the area of the polygon is;

0.16+1.44+1.6+0.4=3.6m²

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A reindeer runs 2014 miles in 3 hours. At that rate, how many miles does it run in 1 hour?
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Answer:

about 671 miles

Step-by-step explanation:

2014m=3h

2014/3= about 671 miles an hour

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The expression below represents the number of flyers handed out at the school fair by 14 members of the student council, where x
siniylev [52]

Answer:

The first term indicates that the 14 student council members each handed out 22 flyers per additional minute of the fair. The second term indicates that the 14 members each handed out 25 flyers during the first minute of the fair.

Step-by-step explanation:

Given : The expression below represents the number of flyers handed out at the school fair by 14 members of the student council, where x is the number of minutes after the first minute of the fair. Assume that each student council member handed out the same number of flyers throughout the fair.  

Expression : 14(22x) + 350

To Find: Interpret the meaning of each term in the expression.

Solution:

14 denotes the number of members

x is the number of minutes after the first minute of the fair

22 denotes each handed out 22 flyers per additional minute of the fair.

350 =25 \times 14 denotes  each handed out 25 flyers during the first minute of the fair.

So, option A is true .

The first term indicates that the 14 student council members each handed out 22 flyers per additional minute of the fair. The second term indicates that the 14 members each handed out 25 flyers during the first minute of the fair.

6 0
3 years ago
While preparing for a morning conference, principal Corsetti is laying out 8 dozen bagels on square plates. Each plate can hold
timofeeve [1]

Answer:

Step-by-step explanation:

We have 8 dozen bagels, or 8*12=96 bagels.  Each plate can hold 14 bagels, so we have enough bagels to fill 96/14=about 6.86 plates.  However, we cannot have a fraction of a plate, so we round up to have a total of seven plates.  To fill all seven plates fully, 7*14=98 bagels would be needed, which is two more than we have.

To summarize, Mr. Corsetti has seven plates of bagels, and would need two more bagels to fill the last one up.

7 0
2 years ago
X - 7 = -1, what does 'x' equal?
antiseptic1488 [7]

Answer:

x=6

Step-by-step explanation:

x-7=-1 add -1 to other side of the equation

x-6=0 add six to the zero

x=6

5 0
2 years ago
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