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worty [1.4K]
3 years ago
12

HELP NOW BRAINLIST AND 15 POINTS

Mathematics
2 answers:
Greeley [361]3 years ago
5 0

Using Vertical angles and Supplementary angles see the picture for all the angles.

lidiya [134]3 years ago
3 0
If 8= 49 then 6, 4, and 2 = 49 as well. That would mean 1, 3, 5 and 7 all equal 41. We can figure this out because we know vertical angles are equal and corresponding angles are equal
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A swimming pool is 20 feet wide and 40 feet long. If it is surrounded by a walkway of square tiles, each is 1 foot by 1 foot, ho
Lena [83]

Answer:

124 tiles

Step-by-step explanation:

2(20+40)

2(60)

120+4=124

5 0
2 years ago
The pentagon below has an area of 8.3 square centimeters and a side of 2.2. What is the approximate length of the apothem? A.0.4
nalin [4]

Answer:

C. 1.5 cm

Step-by-step explanation:

A pentagon is a polygon with 5 sides.  

The formula for the area of a regular polygon is

A=\frac{1}{2}ap

where a is the apothem and p is the perimeter.  The perimeter is found by multiplying the number of sides of the figure by the length of 1 of those sides:

5(2.2) = 11

Now we have everything we need to solve for the length of the apothem.  

8.3=\frac{1}{2}a(11)

Begin by multiplying both sides by 2 to get rid of the fraction, so

16.6 = 11a  Divide both sides by 11 to get

a = 1.5090909 or

C. 1.5 cm

3 0
3 years ago
Read 2 more answers
The difference of 5x and 12<br> Use n for 'a number'. Do NOT use x for times
sp2606 [1]

Answer:

can you explain more pls

Step-by-step explanation:

7 0
3 years ago
Twice the difference of a number and 6
lianna [129]

Answer:

2x=6. I think friend it is correct.

7 0
2 years ago
Read 2 more answers
I decided to add a room to my house and now need to know the total square feet of the house. The dimensions of the original hous
SVETLANKA909090 [29]

Answer:

+) the area of the original house is:

(x + 8)(x + 12) = x² + 20x + 96.

+) the area of the new addition is:

(x + 6)x = x² + 6x

+) the total area of the house is:

x² + 20x + 96 + x² + 6x = 2x² + 26x + 96

8 0
2 years ago
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