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SVEN [57.7K]
3 years ago
6

Find the unknown angle A​

Mathematics
1 answer:
snow_lady [41]3 years ago
6 0

Answer:

A=120°

Step-by-step explanation:

(4-2)×180=360

360-70=290

290-80=210

210-90=120

A=120°

Hope this helps! :)

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When finding slope, change in the x-value is considered the A. rise B reciprocal C. run D. angle
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Answer:

Step-by-step explanation:

when finding the slope, change in the x value is considered the RUN

slope = (y2 - y1) / (x2 - x1) = rise / run

7 0
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Use the table to solve. Describe the pattern for the powers of 2.
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William has 15 3/5 quarts of paint. He equally divided the paint into 3 gallon-sized
Vikki [24]

Answer:

He has left 1.3 gallons of paint

Step-by-step explanation:

* Lets explain how to solve the problem

- William has 15 3/5 quarts of paint

- He divided the amount of paint equally into 3 gallon-sized containers

- He used 2 containers

- We need to find how many gallons of paint is left

* Lets use the information above to solve the problem

∵ William has 15 3/5 quarts of paint

∵ 15 3/5 = 15.6 quarts as a decimal

∵ 4 quarts = 1 gallon

∴ 15.6 quarts = 15.6 ÷ 4 = 3.9 gallons

∵ He divided the paint equally into 3 gallon-sized containers

∴ Each container has = 3.9 ÷ 3 = 1.3 gallons

∴ Each container has 1.3 gallons of paint

∵ He used 2 of them

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∴ The third container is left

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4 0
3 years ago
2x+3y=6 x+2y=5 elimination
ValentinkaMS [17]
In this equation you can eliminate the x value
multiply the second equation by -2 and you get:
-2x - 2y = -10 
when you add the two equations the x factors will cancel

   2x + 3y = 6
-  2x - 2y = -10 
---------------------
             y = 16

you can find the x value by plugging the y value that you now know into one of the equations that you started off with.


4 0
3 years ago
I need number 7 pls help :))
zubka84 [21]

Answer:

3 pizza

Step-by-step explanation:

four people eat 3/4 of pizza

4*3/4=12/4=3 pizzas

7 0
4 years ago
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