3 years ago

Ratios and rates word problems

Mathematics

2 answers:

kotegsom [21]3 years ago

6 0

Ratio + yb better + go cry

EastWind [94]3 years ago

3 0

At the village market, 10 cans cost $6.10. So Sam's Club is a better place to buy green beans.

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How many sides does a regular polygon have if it’s central angle is 35 degrees?

umka21 [38]

Answer:

it's not a regular polygon

Step-by-step explanation:

a central angle of a regular polygon is 360/n

360/n=35

n=360/35=10.28

it's not a regular polygon

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3 years ago

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4 years ago

What is the solution to this system

NISA [10]

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the solution to the system is (1,3)

Step-by-step explanation:

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3 years ago

A group of 5 friends ate lunch at a restaurant. The bill came to $42 and the friends agreed to split it equally. Which expressio

Gnom [1K]

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3 years ago

Please help me out :)

arlik [135]

Answer:

$\frac{\sqrt{17} }{7}$

Step-by-step explanation:

Using the Pythagorean identity

sin²x + cos²x = 1, then

sinx = $\sqrt{1-cos^2x}$

Note that ( $\frac{4\sqrt{2} }{7}$ )² = $\frac{32}{49}$

sinΘ = $\sqrt{1-(32/49)}$

= $\sqrt{\frac{17}{49} }$ = $\frac{\sqrt{17} }{7}$

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3 years ago