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2 years ago

7

In how many different ways can you make exactly 0.75 using only nickles dimes and quarters if you have at least one of each coin

?

1 answer:

harina [27]2 years ago

4 0

18 different ways to make $75

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Find the value of x.

lawyer [7]

Answer:

$\huge\boxed{x=\sqrt{70}}$

Step-by-step explanation:

ΔABC and ΔADB are similar (AAA).

Therefore the corresponging sides are in proportion:

$\dfrac{AB}{AD}=\dfrac{AC}{AB}$

Substitute:

$AB=x\\AC=7+3=10\\AD=7$

$\dfrac{x}{7}=\dfrac{10}{x}$ <em>cross multiply</em>

$(x)(x)=(7)(10)\\\\x^2=70\to x=\sqrt{70}$

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3 years ago

The voltage in an electrical circuit is multiplied by itself each time it is reduced. The voltage is 27/125 of a volt and it has

UkoKoshka [18]

Exponential form: F(x)= 3/125^x+1
Original voltage: 3/125 of a volt

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3 years ago

Zack and his dad baked some cupcakes for his class. They put 6 cups on each of 8 plates. How many cupcakes did they put on the p

kolezko [41]

Answer:

48 cupcakes were put on the plates.

Step-by-step explanation: 6 x 8 = 48

I hoped this answer helped you solve your problem!

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3 years ago

Which lines are perpendicular to the the line y -1=1/3(x+2)

maria [59]

Any line with a slope of -3

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2 years ago

azamat

Step-by-step explanation:

it so easy bro 5.5 ok bro.

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3 years ago