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Vitek1552 [10]
3 years ago
11

What is the measure of angle b​

Mathematics
2 answers:
harina [27]3 years ago
8 0

Answer:

b = 34 degrees

Step-by-step explanation:

*triangles have an interior angle of 180 degrees

to find b, take the known angles (115 and 31) add them together and subtract the sum from 180:

⇒ 180 - (115 + 31)

solve:

⇒ 180 - 146 = 34

b = 34

Anvisha [2.4K]3 years ago
5 0

Answer:

34

Step-by-step explanation:

A triangle will add up to a degree of 180, so if you add those 2 angles then subtract it from 180 you will get the answer. So, 115+31=146 then 180-146=34

So the answer is 34

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12 + 54=6(_+_) <br><br> please help me 14 points but please just help me
sp2606 [1]
Are there any other details as to what the numbers are? otherwise there are six possibilities for this
12+54=66
66=6(_+_)
11=(_+_)

1) 0, 11
2) 1, 10
3) 2, 9
4) 3, 8
5) 4, 7
6) 5, 6
7 0
3 years ago
Read 2 more answers
A driver averaged 49 miles per hour and took 10 hours to travel between two cities. What is the distance between the two cities
Vesnalui [34]

Answer:

The answer is 490

Step-by-step explanation:

It takes 10 hours at 49MPH so you have to multiply 49 miles × 10 hours which gives you 490 miles

6 0
3 years ago
60 is x% of 12. Find the value of x.
Liula [17]

Answer:

20

Step-by-step explanation:

We can set up a percentage proportion to find the value of x.

\frac{12}{x} = \frac{60}{100}

Now we cross multiply:

100\cdot12=1200\\\\1200\div60=20

Hope this helped!

4 0
3 years ago
-5(-3x+10)=30 what is x
Feliz [49]

Answer:

5.33333333...

Step-by-step explanation:

it will be like -5 out the bracket x - 3 x which gives you 15 then we'll check again - 5 then you times it by there 10 in the bracket and then it gives you 50 and then it will be there in 15 x - 50 equals to 30 then you take the -50 to the other side where there is 30

then it will be 15 x equals to 30 + 50 and then then 15 x equals to 8 and then you divide both of the sides with 15 then get your answer

-5 (-3x+10)=30

15x-50=30

15x=30+50

15x/15=80/15

x=5.33333...

3 0
2 years ago
Please help with this one.
quester [9]

Answer:

x = 7

Step-by-step explanation:

\frac{3}{7} x + 5 = 8

\frac{3}{7} x = 8-5

\frac{3}{7}  x = 3

x = 3 / \frac{3}{7}

x = 3 * \frac{7}{3} cancel 3

Then

x = 7

4 0
3 years ago
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