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just olya [345]

3 years ago

13

PLEASE HELP! I'M SO CONFUSED! Find the area of the regular polygon below. Round your answer to the nearest tenth. Show ALL your

work.

1 answer:

padilas [110]3 years ago

3 0

There are 5 sides/angles in a pentagon. Formula (n-2)180 so (5-2)180 which is (3)180=540. In a regular Pentagon there is an area of 540°

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Solve for x.<br> A. 6/3<br><br> B. 5<br><br> C. 12<br><br> D. 12.5

belka [17]

Answer:

x=12

Step-by-step explanation:

Using Proportion:

$\tt \cfrac{x}{16} =\cfrac{9}{x}$

$\tt x^2=9(16)$

$\tt x=12$

3 0

2 years ago

The Answer and yea idk

oksano4ka [1.4K]

(1-2)
(4-2)
the answer would be
-1/2 :)

6 0

3 years ago

for his long distance phone service, lamar pays a $3 monthly fee plus 11 cents per minute. last month, lamar's long distance bil

e-lub [12.9K]

Let the number of minutes be = x.

Cost per minute = 11 cents = 0.11

Phone Bill = Monthly fee + 0.11* x

Substituting from the question

20.82 = 3 + 0.11x

3 + 0.11x = 20.82

0.11x = 20.82 - 3

0.11x = 17.82

x = 17.82/0.11

x = 162

<span>Lamar was billed for 162 minutes.</span>

4 0

3 years ago

State the opposite value of the number:<br> a. 1 ______<br> b. 2______<br> c. 15______

Sergio [31]

A. -1

B. -2

C. -15

This is the anwser

5 0

3 years ago

What annual rate of interest would you have to earn on an investment of $5500 to ensure receiving $434.50 interest after one yea

Veronika [31]

Answer: 0.079 , 7.9%
434.50/5500 = 0.079

8 0

3 years ago