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melamori03 [73]
2 years ago
5

What’s the reason? help

Mathematics
1 answer:
Annette [7]2 years ago
4 0

Answer:

adjacent exterior angles

x equals 80

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What is the equation of the function that is graphed as line a?
34kurt

to get the equation of any straight line we simply need two points off of it, hmmm let's use the points in the picture below for "a".

(\stackrel{x_1}{-4}~,~\stackrel{y_1}{3})\qquad (\stackrel{x_2}{2}~,~\stackrel{y_2}{-3}) \\\\\\ \stackrel{slope}{m}\implies \cfrac{\stackrel{rise} {\stackrel{y_2}{-3}-\stackrel{y1}{3}}}{\underset{run} {\underset{x_2}{2}-\underset{x_1}{(-4)}}}\implies \cfrac{-6}{2+4}\implies \cfrac{-6}{6}\implies -1

\begin{array}{|c|ll} \cline{1-1} \textit{point-slope form}\\ \cline{1-1} \\ y-y_1=m(x-x_1) \\\\ \cline{1-1} \end{array}\implies y-\stackrel{y_1}{3}=\stackrel{m}{-1}(x-\stackrel{x_1}{(-4)}) \\\\\\ y-3=-1(x+4)\implies y-3=-x-4\implies y=-x-1

7 0
2 years ago
Need help! 15 points :>
VikaD [51]

Answer:

D

Step-by-step explanation:

The volume of Model A is 48 cm³. The volume of Model B is 40 cm³. 48+40=88.

7 0
3 years ago
Read 2 more answers
But, during the same summer, teachers stopped wearing high heels; each of them became 4% shorter. Copy and fill in the chart. Te
alexgriva [62]

Answer:

It is given that,

'When the teachers stopped wearing heels, they became 4% shorter'.

So, the relation becomes,

<em>Height without heels = Height with heels - 4% of height with heels</em>

Then, we have,

1. Ms. Mathey is 190 cm with heels.

So, Ms. Mathey = 190-4% of 190 = 190 - 7.6 = 182.4 cm  without heels

2. Mrs. Meansy is 162.5 cm with heels.        

So, Mrs. Meansy =  162.5-4% of 162.5  = 162.5 - 6.5 = 156 cm  without heels

3. Ms. Cool is 140 cm with heels.

So, Ms. Cool = 140-4% of 140 = 140 - 5.6 = 134.4 cm  without heels

Also, the relation can be written as,

<em>Height with heels = Height without heels + 4% of height without heels</em>

4. Miss Short is 155.1 cm without heels

So, Miss Short = 155.1+4% of 155.1 = 155.1+6.2 = 161.3 cm with heels        

5. Miss Lora is 159.8 cm without heels

So, Miss Lora =  159.8+4% of 159.8  = 159.8+6.4 = 166.2 cm with heels

Thus, the final table is,

                          Height with Heels                Height without Heels

Ms. Mathey               190 cm                                       182.4 cm

Mrs. Meansy             162.5 cm                                    156 cm

Ms. Cool                   140 cm                                       134.4 cm

Miss Short                 161.3 cm                                      155.1 cm

Miss Lora                  166.2 cm                                     159.8 cm

8 0
3 years ago
If two numbers are in the ratio 5 : 7 and if
abruzzese [7]

Answer:

25 and 35

Step-by-step explanation:

Let the numbers be 5x and 7x

(5x+5)/(7x+5)=3/4

4(5x+5)=3(7x+5)

20x+20=21x +15

20-15=21x-20x

5=x

So,the numbers will be

5x=5*5 =25

7x=7*5=35

4 0
3 years ago
How long does it take a snail to crawl 81 inches
quester [9]

Answer:

5 hours just measured

Step-by-step explanation:

3 0
3 years ago
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