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lorasvet [3.4K]
3 years ago
5

What is the approximate length of arc 9.9,19.9,21.5,43

Mathematics
1 answer:
Nataly_w [17]3 years ago
4 0
I think the answer is 19.9 cm
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What’s the answer for both questions?
Tatiana [17]

Answer:

id

Step-by-step explanation:

4 0
2 years ago
Fill in the blank to make the expression a perfect square.. . u^2-16u+?
hram777 [196]
U² - 16 u + 64 = ( u - 8 )²
because: A² - 2 A B + B² = ( A - B )²
Answer: 64
8 0
3 years ago
Please please help me I can figure this out :-,(
LenaWriter [7]

It's around 255

I hope this helps

7 0
3 years ago
the length of a rectangle is 5 centimenters less than twice its width. the perimeter of the rectangle is 26 cm. what are the dem
inysia [295]
L = w - 5
2*l + 2*w = 26
2*(w - 5) + 2*w = 26
2w - 10 + 2w = 26
4w = 36
w = 9
l = w - 5
l = 9 - 5
l = 4

Final Answer:
The rectangle is 4cm long and 9cm wide.
Hope I helped :)
4 0
3 years ago
How do I do this? I'm confused.​
Flura [38]

Step-by-step explanation:

\huge\mathcal\blue{here's \:  your \:  solution} \\  \\ x = 2y - 14 \:  \:  \: (given) \\  \\ equation \:  = 5x - 7y =  - 43 \\  \\ now \: put \: the \: value \: of \: x \: in \: equation \\  \\ 5(2y - 14) - 7y =  - 43 \\  \\ 10y - 70 - 7y =  - 43 \\  \\ 3y - 70 =  - 43 \\  \\ 3y =  + 70 - 43 \\  \\ 3y = 27 \\  \\ y = 27 \div 3 \\  \\ y = 9 \\  \\ now \: put \: the \: value \: of \: y \: in \: equation \\  \\ x = (9 \times 2) - 14 \\  \\ x = 18 - 14 \\  \\ x = 4 \\  \\ \huge\mathfrak\red{hope \: it \: helps..}

3 0
2 years ago
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