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Anettt [7]
3 years ago
8

I need major help idek what this is

Mathematics
2 answers:
natka813 [3]3 years ago
7 0

Answer:

2772 I think I don't really know .w.

blondinia [14]3 years ago
4 0

Answer:

that's a right angled triangle , that's how it looks ..

so, you can apply Pythagoras theorem here, which states ;

(hypotenuse)² = ( perpendicular)² + ( base)²

{x}^{2}  = {(36)}^{2}  +  {(77)}^{2}  \\  = 1296 + 5929 \\  = 7225

now ,

{85}^{2}  = 7225

so,

{x}^{2}  = 7225 =  {85}^{2}  \\ therefore \: x = 85

<u>so, your answer is 85</u>

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PLEASE HELP ME I AM HORRIBLE AT TRIGONOMETRY!!! TRIANGLES ARE SO HARD!!!
OleMash [197]

Answer:

A construction worker may use trigonometry when building the roof of a house. They may have to calculate the right angle that hypotenuse must sit at so water doesn't build up on the roof and cause leaks.

(this may be more of an architect's job, as they are the ones that design the houses)

or

An air traffic controller may use trigonometry to find how long it will take an airplane to land/how far the airplane is from the ground while it is in the sky (hypotenuse), based on its height from the ground (opposite) and the distance away from the runway it is (adjacent). They can also calculate the angle of elevation of the airplane from the tower they work in.

8 0
3 years ago
What ratio forms a proportion with 2/3?<br> A. 2/4 B. 3/4 C. 4/6 D. 3/2
LekaFEV [45]

Answer:

c

Step-by-step explanation:

because you can simplify 4/6 by 2.

2 goes into 4 twice and then 2 goes into 6 3 times

2/3

3 0
2 years ago
Which expression is equivalent to 6 to the power of 4 x 6 to the 3rd power
scoray [572]

Answer:

6^4 * 6^3

Step-by-step explanation:

3 0
2 years ago
Can someone help me with this?
JulijaS [17]

Answer:

19.53

Step-by-step explanation:

First let's find the new price of the backpack:

40% of 29.99 is

29.99 * 0.40 = 11.99

So the new price of the backpack is

29.99 - 11.99 = 18.00

Now let's find the price with tax

8.5% of 18.00 is

18.00 * 0.085 = 1.53

So the cost of the backpack is

18.00 + 1.53 = $19.53

8 0
3 years ago
Read 2 more answers
PLEASE HELP ME <br> I don’t know how to solve this one please give me a good explanation
forsale [732]
You have to use the distributive property, therefore you get 2x+13/3.

The next step is to do 2 x 5 because they gave us a number for the variable x. Then you have to do 2 x 13 which gives us 26.

10+26=36 and 36/3=12, hope I helped, Have a nice day! :)
3 0
2 years ago
Read 2 more answers
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