2 years ago

Help meeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee

Mathematics

2 answers:

amid [387]2 years ago

3 0

Anwser is B I got it right on the test

vfiekz [6]2 years ago

3 0

The answer is B because it’s right

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I need help fast i will mark brainliest

almond37 [142]

Answer:

50.24

Step-by-step explanation:

Area=R^2*PI

OR
Area-R*R*PI

So, Area=4*4*3.41

=50.24

7 0

1 year ago

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Calculate the total surface area of a cuboid with the following dimensions. 4m by 6m by 8m

bonufazy [111]

Answer:

V = 192 m^3

Step-by-step explanation:

The volume of a cuboid is given by

V = l*w*h

V = 4m * 6m *8m

V = 192 m^3

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2 years ago

When 27 times x squared times z all over negative 3 times x squared times z to the sixth power is completely simplified, the exp

marysya [2.9K]

Answer:

-5 or 5 depending on how you write the simplified form

Step-by-step explanation:

$\dfrac{27x^2z}{3x^2z^6}=9x^{2-2}z^{1-6}\\\\\boxed{=9z^{-5}=\dfrac{9}{z^5}}$

The applicable rules of exponents are ...

(a^b)(a^c) = a^(b+c)

1/a^b = a^-b

Some folks like their simplified form to contain only positive exponents. Other folks avoid unnecessary fractions. Choose the form that satisfies your grader.

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2 years ago

What is the amount of sales tax owed on a 550 dollar laptop computer if the tax rate is 15% ?

ryzh [129]

Convert 15% into a decimal. (0.15) Then multiply that by 550.

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2 years ago

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At 4:30pm, the thermometer outside of Yasmine's window read 40*C. It had risen 8* between noon and 4:30pm and 5* between 7:00am

Natalija [7]

32* I belive if it had risen 8 degrees then 40 minus 8 is 32

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