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padilas [110]
3 years ago
11

An angle measured 42 degrees less than the measure of its supplementary angle. What is the measure of each angle?

Mathematics
1 answer:
zheka24 [161]3 years ago
5 0

answer:

138°

Step-by-step explanation:

180° is a supplementary angle and if it's 42° less it would be 138° 180-42=138

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HelppppI need help this benchmark
serious [3.7K]

Answer:

A: -6.5

Step-by-step explanation:

Take two points that we already know are on the line and find the slope

I used:

(4, -10) and (7, -30)

X1 (first x coordinate): 4

Y1 (first y coordinate): -10

X2 (second x coordinate): 7

Y2 (second y coordinate): 30

These appear to be exactly on the graph at a certain point along the line. We can't choose a coordinate pair that isn't on the line at an exact point.

Use (Y2-Y1)/(X2-X1)

(-30-(-10))/(7-4) = (-30 + 10)/3 = -20/3 = approximately -6.67.

The closest answer to that is A.

3 0
3 years ago
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How many 2 digit numbers can be formed using 9,2,6,4,8,5,7 without repetition​
-BARSIC- [3]

There are 7 numbers.

Each number can be paired with the remaining 6 numbers.

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5 0
3 years ago
How do you calculate time by speed and distance?
professor190 [17]

Answer:

t=d/s

Step-by-step explanation:

search up distance speed time triangle (like the one attached) and memorize it. When u need to use it just draw it on a piece of paper and cover ur intended target. For example, if u want to find the time formula, cover the time section and you got the time formula, D/S. It helps for beginners.

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3 years ago
Loretta places 20 red tiles in a bag. How many blue tiles must be added to the bag to make the probability of randomly drawing a
Galina-37 [17]

Answer:

If the number of blue tiles in the bag is 180, then the probability of randomly drawing a red tile equal to 1/10.

Step-by-step explanation:

Total number of red tiles in a bag = 20

Let us assume the number of blue tiles in a bag = p

So, the total number of tiles in a bag  = Red Tiles + Blue tiles  

=  20 +  p

Now, let us find the probability of drawing a red tile:

\textrm{The probability of drawing a red tile} = \frac{\textrm{Total Number of red tiles}}{\textrm{Total Tiles}}\\= \frac{20}{20 + p}

But, here the probability of drawing a red tile = 1/10

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or, p = 180

Hence, if the number of blue tiles in the bag = 180, then the P Picking out a red tile ) is 1/10.

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3 years ago
Does the line whose equation is y=-2x+13 pass through the point (4,5)? Explain how you arrived at
katrin2010 [14]

Answer:

Yes

Step-by-step explanation:

Plug in 4 for x, 5 for y. if it equals, then its a point

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it equals so (4,5) is a point

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3 years ago
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