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kodGreya [7K]
2 years ago
12

Are these proportion yes or no? 1/3 , 7/21 2/5 , 40/16 48/9 , 16/3

Mathematics
1 answer:
liq [111]2 years ago
3 0

Answer:

1) yes

2) no

3. yes

Step-by-step explanation:

(plz make me brainliest)

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If a polygon has an interior angle of 144, what kind of polygon is it? (find the # of sides first
ikadub [295]
<span>Each Interior Angle = <span>(<span>(Number of Sides -2) • 180 degrees<span>)<span> ÷ (Number of Sides)

Solving for number of sides
</span></span></span></span></span>
<span>Each Interior Angle / 180 = <span>(N -2) <span>/ (N)

144 / 180 = (n-2) / n

144 * n = 180n -360
360 = 36 n

n = 10 the number of sides

Source:
http://www.1728.org/polygon.htm

</span></span></span>
5 0
3 years ago
20 POINTS !!! ONLY HELP IF UR 100% SURE !!!
Arte-miy333 [17]
Your answer is C for sure I am!
8 0
3 years ago
Read 2 more answers
5/8+3/4 / -2/3 - 5/6 =​
m_a_m_a [10]

Answer:

-11/12

Step-by-step explanation:

Add 5/8+3/4 (6/8) which is 11/8 and then get -2/3 - 5/6 which simplifies to -3/2

Multiply -3/2 by 4 to get it to like terms

11/8 / -12/8

Multiply and then simplify.

If you need help, just comment!!

3 0
3 years ago
Please help!! I don’t understand this
cricket20 [7]
Theorem: pythagorean

Equation:
{90}^{2}  +  {h}^{2}  =  {180}^{2}
Solving:
{h}^{2}  = 24300
h = 155.9
6 0
3 years ago
Read 2 more answers
A) (3,2),(2,1)<br><br> B) (3,-2),(-2,1)<br><br> C) (-3,2),(-2,-1)<br><br> D) (-3,-2),(2,-1)
bija089 [108]

Answer:

d

Step-by-step explanation:


4 0
3 years ago
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