Frank hikes 2.25 miles in 1/2 an hour. What is his rate in miles per hour?

Mathematics

1 answer:

Valentin [98]3 years ago

5 0

4.50 MPH

because 2.25 times 2 is 4.50

and it is 1/2 an hour

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The price of a CD player was reduced from $80 to $52. What was the percent decrease in the price of the CD player? © 28% 0 35% 5

GaryK [48]

Answer:

35%

Step-by-step explanation:

Given data

Initial price= $80

Final price= $52

% decrease= initial-final/initial*100

% decrease= 80-52/80*100

% decrease= 28/80*100

% decrease=0.35*100

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Hence the decrease is 35%

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nataly862011 [7]

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x^3 - 3x^2 + x-3
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3 years ago

The hypotenuse of a 45°-45°-90° triangle measures 22 2 units.

Aleonysh [2.5K]

Answer:

Option C.

Step-by-step explanation:

Given information: The hypotenuse of a 45°-45°-90° triangle measures 22√2 units.

Let x be the length of one leg.

From the given figure it is clear that length of both legs are same.

According to the Pythagoras theorem, in a right angled triangle

$(leg_1)^2+(leg_2)^2=hypotenuse^2$