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2 years ago

What is 66 tens - 30 tens

Mathematics

1 answer:

jek_recluse [69]2 years ago

4 0

Answer:

-30

___

Step-by-step explanation:

The answer is 36 do 66 minus 36.

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What is the volume of a hemisphere that

ch4aika [34]

<u>Given</u>:

Given that the diameter of the hemisphere is 12.6 cm

The radius of the hemisphere is given by

$r=\frac{d}{2}=\frac{12.6}{2}=6.3$

We need to determine the volume of the hemisphere.

<u>Volume of the hemisphere:</u>

Let us determine the volume of the hemisphere.

The volume of the hemisphere can be determined using the formula,

$V=\frac{2}{3} \pi r^3$

Substituting the values, r = 6.3 and π = 3.14, we have;

$V=\frac{2}{3} (3.14)(6.3)^3$

Simplifying the values, we have;

$V=\frac{2}{3} (3.14)(250.047)$

$V=\frac{1570.29516}{3}$

Dividing, we have;

$V=523.43172$

Rounding off to the nearest tenth, we get;

$V=523.4$

Thus, the volume of the hemisphere is 523.5 cm³

6 0

2 years ago

Make r the subject of the formula in I=E/R+r

allochka39001 [22]

Step-by-step explanation:

$I = \frac{E }{ R} + r$

$I - \frac{ E }{ R} = r$

$\frac{I R -E }{ R} = r$

HOPE IT HELPS Y

8 0

2 years ago

You are the sales manager for a large condominium development in Sacramento, California. You are interested in determining how m

wolverine [178]

Answer:

A one-sided, two-sample t-test

Step-by-step explanation:

In the context, the values of the population standard deviations are not provided, therefore we have to use the two sample t tests for the difference between the two population means. This claim for the hypothesis or the alternative hypothesis is given as the average selling price is more for the first group of the sample size of 21 as compared to the other group of the sample size of 87. Therefore, we perform an one sided test or the upper tailed test.

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3 years ago

Can someone help me with this one

LekaFEV [45]

A= 108 centimeters sqaured if you are on oddeseyware thats the correct answer

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2 years ago

Read 2 more answers

A section of wall is being framed. A model of the framing work is shown below.

Ainat [17]

Answer:

a. They are same side interior angles. Angle A measures 55°.