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SpyIntel [72]
4 years ago
12

How do u do this??? PLSS DONT IGNORE ME :(

Mathematics
1 answer:
ruslelena [56]4 years ago
6 0
Hey there! :D

We know that <e <d and <c are supplementary. They are on a straight line and will equal 180 degrees. 

We know F= 25 from the information. 

Let's find a. 

a= 4f+15

a= 4(25)+15

a= 115

Find b, which is supplementary to a and f. 

25+115= 140

180-140= 40

We know that b is 40 degrees, 

b and c are complementary, which means they equal 90 degrees. 

90-40= 50

c= 50 degrees

Since b and e are vertical, they have the same measure. 

b= 40 degrees. 

So, 50+40= 90 degrees. 

180-90= 90

<d= 90 degrees. 

I hope this helps!
~kaikers 
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An investor has an account with stock from two different companies. Last year, her stock in Company A was worth $6750 and her st
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Answer:

3.5%

Step-by-step explanation:

1. calculate starting total

6750 + 4210=10960

starting amount = $10,960

2. calculate stock    A2's value

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to make the percentage usable in this equation we need to divide it by 100 to get it in decimal form. ⇒ \frac{18}{100} = 0.18

  • multiply stock A1 by perctage decimal to get the amount decreased

6750(0.18)=1215 ($1,215)

  • subtract stock A1 by decreased amount to get stock A2's value

6750-1215=5535

A2 = $5,535

3. calculate stock    B2's value

  • increased by 20%

to make the percentage usable in this equation we need to divide it by 100 to get it in decimal form. ⇒ \frac{20}{100} = 0.20

  • multiply stock B1 by perctage decimal to get the amount increased

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  • add stock B1 with increased amount to get stock B2's value

4210+842=5052

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4. get new amount of account

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new amount = $10,587

5. find percentage decrease of starting amount to new amount

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\frac{10960}{10587} = 1.03523188816

  • then subtract by 1

1.03523188816-1 =0.03523188816

  • multiply by 100 to convert to percentage form

0.03523188816(100) =3.523188816

  • and round to <u>nearest tenth</u>

answer is ≈ 3.5%

::: (\_(\ Hope

*: (=' :') this

•.. (,('')('') helped :)

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Answer:

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The diagonal divides both opposite angles into two angles. If ABCD is a parallelogram, then opposite sides are parallel, so we have alternate exterior angles.

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