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Anit [1.1K]
3 years ago
15

Answer step by step please

Mathematics
2 answers:
Vanyuwa [196]3 years ago
7 0

Answer:

the answer is D, because 30/2 is 15.

Serjik [45]3 years ago
6 0

Answer:

15

Step-by-step explanation:

Angle CDA = 1/2 ×angle ABC

because the angle at the center of the circle is twice of the angle at the circumference.

so angleCDA = 1/2 ×30 = 15 degrees

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What's the difference between 1261⁄4 and 78 2⁄3?
BARSIC [14]
126 1/4 = 126 3/12 = 125 15/12 

- 78 2/3 = - 78 8/12 = - 78 8/12 
--------------------------------------... 
47 7/12 

1) Find the lowest common denominator (LCD) for the fractions. In this case, 12 is the LCD. 

2) Rewrite the fractions 1/4 and 2/3 using 12 as the denominator (second column). You get 3/12 and 8/12. 

3) Since it's confusing to subtract 8/12 from 3/12, you need to borrow one from the 126. Doing so is the same as taking 12/12 from 126. This changes to 125, and the 12/12 adds to the 3/12 making it 15/12. 

4) Subtract 8/12 from 15/12 to get 7/12. 

5) Subtract 78 from 125 to get 47. 

6) The answer is 47 7/12.
8 0
3 years ago
Read 2 more answers
Hey can you please help me fast!!
goblinko [34]

Answer:

- 3/5

Positive

Step-by-step explanation:

when plotting on a number line, you will start with the first term listed in the equation, in this case it is -3/5

then, if the next term is positive, you will move to the right (aka positive direction), but if the next term is negative then you will move to the left (aka negative direction)

in this question, the next term is positive, so you will move in the positive direction

8 0
3 years ago
The pH scale measures how acidic or basic a substance is. Lemon juice is said to have a pH of less than 4 and greater than 1.5.
Vera_Pavlovna [14]

Answer:

1.5<x<4 i hope this is right sorry if its not

Step-by-step explanation:

8 0
3 years ago
384 = (6 – 2) × 6 - 2 x 2
ioda

Answer:

C

Step-by-step explanation:

If you subtract 6-2 you get 4 then multiply it by 6 you get 24 then multiply 2 and 2 and get 4 and then get 24 subtract it by 4 and get 20 so the answer is c Sorry i cant explain well but at least you have the answer.

8 0
3 years ago
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HELP ASAP PLEASE****<br><br> For f(x)=4x+1 and g(x)=x^2-5, find (f+g)(x)
lara [203]
Use Photomath it will probably help
8 0
3 years ago
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