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sergiy2304 [10]
3 years ago
5

PLZZZZZZ NEED HELP!!!!!!!

Mathematics
1 answer:
fredd [130]3 years ago
7 0

Answer:

angle B=120º

Step-by-step explanation:

15+45=60

We know that all triangles have angle measures that equal 180

So 180-60=120

angle B=120º

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4k – 3 = -2k + 3 help me please lol
hoa [83]

Answer: k=1

Step-by-step explanation:

4k-3=-2k+3

take -3 and 3 and add them up on one side and change the sign

4k=-2k+3

           +3

4k=-2k+6

take the -2k and change the sign and add to 4k

4k=6

2k

6k=6

now divide both sides with x

6k/6= 6/6

k= 1

6 0
3 years ago
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stellarik [79]

Answer:

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Step-by-step explanation:

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6 0
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r-ruslan [8.4K]

Answer:

no pueden hablar otra idioma

8 0
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Verify identity : <br><img src="https://tex.z-dn.net/?f=2%20%5Csin%20%7B%7D%5E%7B2%7D%20%28%20%5Calpha%20%29%20%20%2B%20%20%5Cco
ruslelena [56]

Answer:

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Step-by-step explanation:

7 0
2 years ago
It takes 60 minutes for 7 people to paint 5 walls. How many minutes does it take for 10 people to paint 10 walls?
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Hope this helps!
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4 years ago
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