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Wittaler [7]
4 years ago
12

Given the triangle below, find the missing side length.

Mathematics
1 answer:
Mnenie [13.5K]4 years ago
6 0

Answer:

a = 7

Step-by-step explanation:

Using Pythagoras' identity in the right triangle,

The square on the hypotenuse is equal to the sum of the squares on the other 2 sides, that is

a² + b² = c² , substitute values

a² + 2.4² = 7.4², that is

a² + 5.76 = 54.76 ( subtract 5.76 from both sides )

a² = 49 ( take the square root of both sides )

a = \sqrt{49} = 7

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A bicycle tire has a radius of 14 inches. How far will the bicycle travel in 40 rotations of the tire?
Simora [160]

Answer:

Step-by-step explanation:

Multiply by 40     :)  the answer for the part in red

Pi r  = circumference ,  or all the way around the tire on the outside , once

pi * 14

43.98229 inches = circumference

40 * 43.98229 = 1759.291  inches

1759.291 / 12 = 146.6 feet  

:)  

6 0
3 years ago
Midpoint (-3,6) and (3,0)
sweet-ann [11.9K]

Answer:

0,3

Step-by-step explanation:

(-3+3)/2, (6+0)/2

6 0
3 years ago
Read 2 more answers
Graph f(x)=−1.5x+6.<br><br> Use the line tool and select two points to graph the line.
aev [14]

Answer: Points (-1 , 7.5), (0 , 6), and (1 , 4.5).

Step-by-step explanation:

7 0
3 years ago
What is the quotient (x^3+8)/(x+2)
Citrus2011 [14]

Answer:

Step-by-step explanation:

The easiest way to do this is by using synthetic division (I really hope you know what I'm talking about!)

If the factor is x + 2 = 0, then the solution or the root is x = -2.  We will put -2 outside the "box" and the coefficients from the terms of the polynomial inside the "box":

-2|   1    0    0    8

Bring down the first number and multiply it by the -2.  Put the product up under the first 0 and add:

-2|   1    0    0    8

           -2

      1   -2  

Now multiply the -2 by the -2, put the product up under the next 0 and add:

-2|   1    0    0    8

           -2    4

      1    -2    4

Now multiply the 4 by the -2, put the product up under the 8 and add:

-2|   1    0    0    8

           -2   4    -8

     1    -2   4    0

Those bold numbers are the coefficients to the quotient, which is another polynomial, but is one degree less than the one you started with:

x² - 2x + 4 = 0

Since there is no remainder, then x = -2 is a zero of x³ + 8, and (x + 2) is a factor.

There is a whole world of stuff to learn about quadratics!!

4 0
3 years ago
Jeanie sells M&amp;Ms out of her giant bag at 4 for 5 cents. The machine at the store sells you 9 for 25 cents. Which is the bet
Marina CMI [18]
Okay for problem 1 heres my explanation
So if you can get 4 bags for 5 cents so I multiplied 5 by 5 to get 25 cents and multiplied 4 by 5 and got 20 for 25 cents but the machine sells you 9 for 25 cents so if you get the m&ms from Jeanie you'll get more for your money if you get it from jeanie
Now problem 2
Now if tom sells 10 cards for 35 cents so theres a 5 cent difference for 2 more cards now 3 cents will be the most likley for the price for one of toms cards and toms price should have been 33 cents so your only being robbed of 2 cents not a big amount but we'll still look at the other guy 12 cards for 40 cents now if we look at how much toms cards will be if you bought 12 is only 39 cents 1 cent less than the other guy so in conclusion if you buy from Tom you get the better buy
Now problem 3
simple mutipily 19x4 and 76 cents the guys at the firework stands charge 85 for four so if you go to the hardware store and buy your fireworks there you get a better deal.
okay so im running out of time so someone else is gonna answer the last problem... sorry m8
4 0
4 years ago
Read 2 more answers
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