4 years ago

The length of one side of a regular pentagon is 18.3 cm. What is the perimeter of this pentagon?

Mathematics

1 answer:

Ket [755]4 years ago

3 0

91.5 is the perimeter. It's just 5a.

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Jeffery and carrie deposit 800.00 into an savings account which earns 4%interest compounded quarterly they want to use the money

tekilochka [14]

Answer:

866.29

Step-by-step explanation:

Deposit = 800
Interest rate = 4% compounded quarterly
Time = 2 years

Number of compounds:

2 / 1/4 = 8

Saving amount at the end of 2 years:

800*(1 + 0.04/4)^8 = 866.29

3 0

3 years ago

If p:q is equivalent to 2:5, then 10q equals

arsen [322]

10q equals 7p because of the difference

4 0

4 years ago

Solve 4 square root of 3 = 8cos

sukhopar [10]

Therefore $\theta = 30^\circ$

Step-by-step explanation:

Given,

$4\sqrt{3 } =8 cos \theta$

$\Leftrightarrow cos \theta =\frac{4\sqrt{3} }{8}$

$\Leftrightarrow cos \theta =\frac{\sqrt{3} }{2}$

$\Leftrightarrow cos \theta =cos 30^\circ$

$\Leftrightarrow \theta = 30^\circ$

Therefore $\theta = 30^\circ$

4 0

3 years ago

8a - 2b + 12a - 2a - 4b

chubhunter [2.5K]

-52

Step-by-step explanation:

8.4-2.22+12.4-4.22=

=32-44+48-88=

=-132+80=

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8 0

3 years ago

X+3 ——=8 what’s the value for 2. X

irina1246 [14]

I think x equals 13 because 13+3=16 and 16 divided by 2 equals 8

7 0

3 years ago