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Nady [450]
3 years ago
9

PLEASE HELP

Mathematics
2 answers:
Liono4ka [1.6K]3 years ago
8 0
You can solve for sides of a triangle using the following equation. 

A = arccos (b^2 + c^2 - a^2/2bc)

And likewise for other variables by moving the letters. 

Ultimately, in this problem you get the following angle measures:

15.87
23.97
140.16
mezya [45]3 years ago
8 0

Answer:

1. A

2. D

3. A, E, F

4. C

Step-by-step explanation:

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Step-by-step explanation:

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3 years ago
after 45 sec camdens bathtub fills with 3 inches of water how many seconds will it take to fill tub with 20 inches of water?
Marizza181 [45]
3/45 = 20/x...3 in to 45 seconds = 20 in to x seconds
cross multiply
(3)(x) = (45)(20)
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4 years ago
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snow_tiger [21]

Answer:

The asnwer is y= 3/4x -1

Step-by-step explanation:

4 0
3 years ago
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Leto [7]
First we have - 6 < - 7 - 4x

Then we need to isolate the x of the inequality 4x < - 7 + 6

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3 0
3 years ago
7y+5y-3y= How would I simplify this?
shusha [124]

Answer:

9y

Step-by-step explanation:

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