2 years ago

Hey guys! Can u help me with these three questions?

Mathematics

1 answer:

Margaret [11]2 years ago

5 0

Hey guys it equals 12 alight

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Calculate the volume of the sandcastle. Round to the nearest hundredth place.

eimsori [14]

Answer:

The volume is 908 feet³

after rounding it is 900 feet³

Step-by-step explanation:

Radius of cone from fig. A = 2feet

Radius of cylinder from fig. B = 2feet

Radius of Hemisphere from fig. C = 3feet

Height of cone from Fig. A = 6 feet

Height of cylinder from fig. B = 10 feet

Length of cuboid = 12 feet

height of cuboid = 4feet

width of cuboid = 7feet !!

[ Refer to the attached file ]

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3 years ago

What is the square root of 139

VladimirAG [237]

Square root of 139:
√139 = 11.78983

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2 years ago

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3 years ago

the sum of 2 numbers is 7 the larger number is 16 more than 2 times the smaller number what are the numbers

EastWind [94]

Answer:

x=larger no

y= smaller no

Step-by-step explanation:

x+y=7--------(1)

x=16 + 2y------(2)

(2)--->(1)

16+2y+y = 7

3y + 16 = 7

3y = -9

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so x=10

7 0

2 years ago

Read 2 more answers

Find the first, fourth, and eighth terms of the sequence. A(n) = −3 ∙ 2^x − 1

Sedbober [7]

$\bf A(n)=-3\cdot 2^{n-1}\\\\
-------------------------------\\\\
\textit{first one}\qquad A(1)=-3\cdot 2^{1-1}
\\\\\\
\textit{fourth one}\qquad A(4)=-3\cdot 2^{4-1}
\\\\\\
\textit{eighth one}\qquad A(8)=-3\cdot 2^{8-1}$

8 0

2 years ago