3 years ago

Name a quadrilateral that has 1 pair of parallel sides

Mathematics

1 answer:

krek1111 [17]3 years ago

5 0

Agreed a trapazoid so yeah

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maxonik [38]

Step-by-step explanation:

$\frac{2a}{a + b - c} = \frac{2b}{b + c - a} = \frac{2c}{a + c - b} = k \\ \\ by \: theorem \: on \: equal \: ratios \\ \\ \frac{2a + 2b + 2c}{a + b - c + b + c - a + a + c - b} = k \\ \\ \frac{2(a + b + c)}{a + b + c} = k \\ \\ \therefore \: k = 2$

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3 years ago

Find the lateral surface area of the cylinder. Round your answer to the nearest tenth.

Zarrin [17]

Answer:

$= 2\pi \: r \: h \\ 2 \times \pi \times 4 \times 9 \\ = 226 .19 {cm}^{2}$

Can I have the brainliest please?

4 0

2 years ago

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Evelina took 50 people fishing each day last week. The table shows the number of fish the group caught each day.

Alisiya [41]

Answer:

152

Step-by-step explanation:

The amount of fish caught is at a constant decreasing rate of 17. 203-186=17, 186-169=17, 169-17=152. So all you have to do is subtract the constant rate from the last known number.

8 0

3 years ago

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Y = f(x) = -1<br> Find f(x) v/hen x = 3.

-Dominant- [34]

Answer:

f(x) is equal to -1 when x=3

Step-by-step explanation:

we have

$y=f(x)=-1$