Twenty-one is 20% of ________.

Mathematics

1 answer:

Elanso [62]3 years ago

4 0

To find the answer for this, divide 21 by the percentage:

21 / 20% = 21 / 0.20 = 105

21 is 20% of 105

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True or false 1 and -1 are like terms

Tanya [424]

True because they are both constants.

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2 years ago

What is 314.16 rounded to the nearest hundredth

Galina-37 [17]

Since there is no number in the thousandths place which would make the number in the hundredths place round up or down, we keep the number the same:

314.16

Hope it helps! Good luck. :)

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2 years ago

Is - 29/8 < , > or = - 3.62

andreyandreev [35.5K]

When -29/8 is written as a decimal it becomes
$- 3.625$
Which is equivalent to -3.63, rounded to the nearest hundredth.

Now from here we will be able to tell if they're < , > or =

So, -3.63 is > -3.62

ANSWER: -29/8 > -3.62

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3 years ago

What is the length of BD?

I am Lyosha [343]

Answer:

$10\sqrt{3}$

Step-by-step explanation:

<u>Trigonometric Ratios </u>

This problem will be solved by the use of a trigonometric ratio called sine because it relates the opposite side of a given angle with the hypotenuse of the triangle.

Selecting the angle of 60° in triangle ABD:

<em>Sine Ratio </em>

$\displaystyle \sin 60^\circ=\frac{\text{opposite leg}}{\text{hypotenuse}}$