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zysi [14]
3 years ago
14

I need someone to please explain to me how my homework is done cause I’m lost and it’s due in a bit so

Mathematics
2 answers:
slavikrds [6]3 years ago
4 0

Answer:

7 : 3

Step-by-step explanation:

Julli [10]3 years ago
3 0

Answer:

7:3

Step-by-step explanation:

In the big square, there are 100 tiny squares.

There are 70 shaded squares.

There are 30 unshaded squares.

The ratio is 70:30

Simplify by dividing by 10 on both sides.

7:3

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find the area of each sector. Use the 3.14 as the value of pi. Round your answer to the nearest tenth.​ Part 4
Yuri [45]

Answer:

1) 378.1 in²

2) 8.4 m²

Step-by-step explanation:

Area of sector= \frac{θ°}{360°}  \times \pi {r}^{2}

1) Area of sector

=  \frac{150°}{360°} \times 3.14 \times  {17}^{2}  \\  = 378.1 \: in^{2}  \\ (nearest \: tenth)

2) Area of sector

\frac{60°}{360°}  \times 3.14 \times  {4}^{2}  \\  = 8.4 \: m^{2}  \\ (nearest \: tenth)

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Answer:

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Step-by-step explanation:

7 0
3 years ago
A retiree invests $5,000 in savings plan that pays 4% per year. What will the account balance be at the end of the first year ?
Ira Lisetskai [31]
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3 0
3 years ago
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If three times a number decreased by 10 is 25, what is the number
mafiozo [28]
Let the number be n
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4 0
3 years ago
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