I don't think that anybody in Elementary School would Understand this you might want to post this question in the High School section.

Hope it gets answered :)

7 0

2 years ago

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The difference of two complementary angles is 20. Find the measure of each angle

stich3 [128]

Answer:

35° , 55°

Step-by-step explanation:

Let one angle be x.

It's complementary angle is = (90 - x)°

According to the question ,

$x - (90 - x) = 20$

$=> x - 90 + x = 20$

$=> 2x = 90 - 20 = 70$

$=> x = \frac{70}{2} = 35$

4 0

2 years ago

At a construction job for a house there are 16 painters. Of these painters, 4 of them are painting the

Nikolay [14]

For this case, we have the total of painters is 16, so to determine what percentage is painting the interior of the house, we make a rule of three:

16 ---------------> 100%

4 -----------------> x

Where "x" represents the% of painters who paint the interior of the house.

$x = \frac {4 * 100} {16}\\x = 25$

Thus, 25% of painters are painting the interior of the house.

Answer:

25%

8 0

2 years ago