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levacccp [35]
3 years ago
15

Need help with this question: four expressions are shown below.

Mathematics
1 answer:
Ede4ka [16]3 years ago
6 0
1, 2, and 4  option 3....................................................
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Help! I need to know how to solve this
bagirrra123 [75]
Every triangle measures 180 degrees.
In order to get the answer you need to add every equation and set it equal to 180.

2x+4+2x-9+x=180
Combine like terms.
5x-5=180
Add 5 to the other side.
5x=185
Divide by 5.
x = 37

Now, plug 37 in for every x.
Angle A: 2(37)-9
Angle B: 2(37)+4
Angle C: 37

The measures are:
Angle A = 65
Angle B = 78
Angle C = 37

Hope this helps!
7 0
2 years ago
I need help on this please help it’s geometry:,(
Rainbow [258]

Answer:

a line with points A and B is True

6 0
2 years ago
How can you quickly determine the number of roots a polynomial will have by looking at the equation?
Alika [10]
Suppose we have a generic polynomial of the form:
 ax ^ 2 + bx + c

 To know how many roots the polynomial can have, the first thing you should do is observe the term of greatest exponent.
 For this case, the term of greatest exponent is 2.
 Therefore, the polynomial has 2 roots.
 Answer:
 
You must observe the term of the polynomial with greater exponent.
8 0
3 years ago
Read 2 more answers
Can you please help me out?
larisa86 [58]

Answer:

- 3.5229

Step-by-step explanation:

Using the rules of logarithms

logx + logy = log(xy)

log_{10} 10^{n} = n

Given

log_{10} 3 ≈ 0.4771, then

log_{10} 0.0003

= log_{10} (3 × 10^{-4} )

= log_{10} 3 + log_{10} 10^{-4}

≈ 0.4771 - 4

≈ - 3.5229 ( to 4 dec. places )

8 0
3 years ago
7th grade math. Trying to find area. How do i find the area?
Komok [63]

Answer:

60

Step-by-step explanation:

A= bh

A = 6 x 10

A = 60

5 0
3 years ago
Read 2 more answers
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