3 years ago

Using the figure below, select the pairs of complementary angles.

Mathematics

1 answer:

Mila [183]3 years ago

8 0

Answer:

c) <DBE and <EBC

Step-by-step explanation:

This is because when added together, both angles equal 90 degrees.

Complementary angles always equal 90 degrees.

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Change the ratios to decimals and compare:

7 / 12 = 0.583

7 / 8 = 0.875

So 7:12 is less than 7/8

The answer is <

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3 years ago

Caleb makes $9.50 per hour babysitting. Last month, Caleb made $142.50 babysitting. Let h = the hours Caleb spent babysitting la

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Step-by-step explanation:

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3 years ago

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I have no idea how to help you srry . . . . .

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3 years ago

Find all two-digit numbers with the following property: difference of that number and the number with its reversed digits is 36.

kirza4 [7]

$10x+y-(10y+x)=36\\
10x+y-10y-x=36\\
9x-9y=36\\
x-y=4\\\\
x,y\in\{1,2,3,4,5,6,7,8,9\}\\
\Downarrow\\
x=5,y=1\\
x=6,y=2\\
x=7,y=3\\
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$

There are 5 such numbers - 51,62,73,84,95

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3 years ago

Help me please . I am stuck

Radda [10]

Answer: n⁴+10n²x+25x²

Step-by-step explanation:

I don;t know how I can use the binomial squares pattern on Brainly, but I can definitely guide you through the problem.

(n²+5x)² [rewrite this from the squared]

(n²+5x)(n²+5x) [use FOIL to expand]

n⁴+5n²x+5n²x+25x² [combine like terms]

n⁴+10n²x+25x²

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3 years ago