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aivan3 [116]
4 years ago
10

In the figure shown, which part of angles must be complementary?

Mathematics
1 answer:
gladu [14]4 years ago
4 0
Complementary angles are any 2 adjacent angles that make up 90°

knowing this, we see <COB is 90°, so now we just look for the 2 angles inside of it

<COD & <DOB
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F = {(-3, -4),(-1,5), (3,1),(2, -4)}<br> What’s the domain
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Answer:

Step-by-step explanation:

the domain is : A = {-3, -1, 3, 2}

8 0
3 years ago
Mr. Allen needs to store his boat for winter. He needs to fill the gas tank and put fuel preserver in the tank. The fuel tank ho
alexira [117]

Answer:

<em>Mr. Allen will need 28 oz. of preserver</em>

Step-by-step explanation:

<u>Proportions</u>

A direct proportion is a relation between variables where their ratio is a constant value. This means that if p and g are proportional, then:

p = kg

Where k is the constant of proportionality.

Where p is the quantity of preserver Mr. Allen needs to store his boat for winter, and g is the gallons of gas of the tank.

We are already given the ratio of fuel preserver and gallons of gas as 1 oz:2.5 gallons.

The value of k is, then k=1/2.5. The proportion is written as:

p = g/2.5

Since the boat holds g=70 gallons of gas:

p = 70/2.5 = 28

Mr. Allen will need 28 oz. of preserver

7 0
3 years ago
Which could be the missing data item for the given set of data if the median of the complete data set is 50?
aleksandr82 [10.1K]
Find the median of this data
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The missing number from the data is 10
6 0
3 years ago
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Please help need asap
frozen [14]

Answer:

the answer is c

Step-by-step explanation:

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3 years ago
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