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xxTIMURxx [149]
3 years ago
7

The measure of an angle is 30°. What is the measure of its complementary angle?

Mathematics
2 answers:
ANTONII [103]3 years ago
4 0

Answer:

60

Step-by-step explanation:

tresset_1 [31]3 years ago
4 0

Answer:

60

Step-by-step explanation:

60 because complementary angles add up to 90 if one is 30 the subrtract 30 from 90 and you get 60.

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Someone help please i am so bad at point slope stuff
Fynjy0 [20]
<span>1) Write the point-slope form of the equation of the horizontal line that passes through the point (2, 1). y = 1/2x

2)Write the point-slope form of the equation of the line that passes through the points (6, -9) and (7, 1). 
m = (-9 - 1) / (6 - 7) = -10/-1 = 10
y + 9 = 10 (x - 6)
y = 10x - 69

3) A line passes through the point (-6, 6) and (-6, 2). In two or more complete sentences, explain why it is not possible to write the equation of the given line in the traditional version of the point-slope form of a line. 

4)Write the point-slope form of the equation of the line that passes through the points (-3, 5) and (-1, 4).
m = (5 - 4) / (-3 - -1) = 1/-2
y - 5 = (-1/2) (x +3)
y = (-1/2)x + 7/2

5) Write the point-slope form of the equation of the line that passes through the points (6, 6) and (-6, 1).
m = (6-1)/(6 - -6) = 5 / 12
y - 6 = (5/12) (x-6)
y = (5/12)x + 17 / 2

6) Write the point-slope form of the equation of the line that passes through the points (-8, 2) and (1, -4).
m = (2 - -4)  / (-8 -1) = 6 / -7
y - 2 = (-6/7) (x + 8)
y = (-6/7)x - 50 / 7


7) Write the point-slope form of the equation of the line that passes through the points (5, -9) and (-6, 1).
m = (-9 - 1) / (5 - -6) = -10 / 11
y + 9 = (-10 / 11) (x - 5)
y = (-10 / 11)x -49/11

</span>
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3 years ago
How can you tell whether the parabola had a reflection?
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3 years ago
9e+4=−5e+14+13e<br><br> What does E equal?
Galina-37 [17]

Answer: e= 10

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
Find the perimeter note that the arc represents a semicircle . use 3.14
SIZIF [17.4K]
24 + 4pi

This is because each side is 8 and the arc (using the perimeter of a circle formula) is 4pi. 
5 0
3 years ago
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Scientists have found that the life span of a mammal living in captivity is related to the mammals mass. The life span in years
Tatiana [17]
To know the life span of the wolf and the lion, we simply substitute their mass to the formula for L.

Mass of wolf:
L=12 m^{ \frac{1}{5} }= 12 (32)^{ \frac{1}{5} }=24

Mass of lion:
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Therefore, the wolf has a life span of 24 and the lion has a life span of 36. With this information, we can determine how much longer the life span of the lion is:
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ANSWER: The life span of the lion is 12 longer than the life span of the wolf.
7 0
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