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Ostrovityanka [42]
3 years ago
7

PLEASE HELP ME with this question!!

Mathematics
1 answer:
mezya [45]3 years ago
6 0

Answer:

b) x=13

Step-by-step explanation:

first divide 10 by 2 to get the base of one side of the triangle

the answer will be 5

Then using the Pythagorean theorem

a2+b2=c2

12^2+5^2=169

the square root of 169 will be 13

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Please help me with both of these questions I’m supper stuck
Vitek1552 [10]

Answer:

ONE SOLUTION

Step-by-step explanation:

When two points on a line are given, the equation of the line is given by the formula:

             $ \frac{y - y_1}{y_2 - y_1} = \frac{x - x_1}{x_2 - x_1} $

where $ (x_1, y_1) $ and $ (x_2, y_2) $ are the points on the line.

Here, the first set of points are: $ (-1, 3) $ and $ (0, 1) $.

Therefore, $ (x_1, y_1) = (-1, 3) $ and $ (x_2,y_2) = (0, 1) $.

The line passing through this is given by:

$ \frac{y - 3}{1 - 3} = \frac{x + 1}{1} $

$ \implies y - 3 = -2x - 2 $

∴ 2x + y - 1 =0

Now, for the second line, the points are:

$ (x_1, y_1) = (1, 4) $ and $ (x_2, y_2) = (0, 2) $.

Therefore, $ \frac{y - 4}{-2} = \frac{x - 1}{-1} $

$ \implies -y + 4 = -2x + 2 $

∴ 2x - y + 2 = 0

Now, to determine the number of solutions the two equations have, we solve these two equations,

Adding Eqn(1) and Eqn(2) we get:

4x = -1

$ \implies x = \frac{-1}{4} $

And $ y = \frac{3}{2} $.

Since, we arrive at unique values of 'x' and 'y', we say the lines have only one unique solution.

5 0
4 years ago
Which statement is true regarding the functions on the graph?
Rom4ik [11]
You got it, both the x’s interest there
4 0
3 years ago
Harper wants to put wood shavings in her rabbit's cage. The floor of the cage measure 4 feet long. One bag of shaving covers 5 s
Ronch [10]

Answer:

0.16 bags

Step-by-step explanation:

Given that:

the floor of the rabbit's cage is 4 feet long and one bag of shaving covers 5² ft.

the floor of the rabbit's cage which is 4ft = 25 ft for one bag of wood shaving

to determine the amount of wood shaving Harper needs to buy  to cover 4 feet of her rabbit's cage ; we have:

x bags = 4 feet

1 bag = 25 feet

25*x = 4*1 \\ \\ x = \frac{4*1}{25}

x = 0.16 bags of wood shaving is needed to cover the floor of of the rabbit's cage that measures 4 feet long.

7 0
3 years ago
A proton initially has and then 8.00 s later has (in meters per second). (a) For that 8.00 s, what is the proton's average accel
svet-max [94.6K]

Answer:

Some details are missing in the question, here are the details ; A proton initially has v = -6.5i + 17j + 13k and then 8.00s later has v = -2.8i + 17j - 9.3k (in meters per seconds).

a) proton's average acceleration in unit vector notation = 0.46i - 2.78k

b) Magnitude = 2.85m/s2

c) angle between and the positive direction of the x axis = 279.39 degree (counter clockwise)

Step-by-step explanation:

The detailed and step by step explanation is as shown in the attachment

8 0
3 years ago
HELP FAST PLS !!!!
fgiga [73]

Answer:

1 True

2 c>−4

3 x<  3/2

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
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