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Montano1993 [528]
3 years ago
7

I need help!!

Mathematics
2 answers:
Shtirlitz [24]3 years ago
7 0
Number 1 is x= 3,6,8,11 and y= 15,30,40,55
vesna_86 [32]3 years ago
5 0

Answer:

im not sure of number 1 but number 2 is 60 120 180 and 240 hope this helps :D

Step-by-step explanation:

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ONLY DO THE THE ONES THAT HAVE BLUE NEXT TO THEM!!!
MissTica

Answer:

You need to have an attachment or question for us to help you. :3

Step-by-step explanation:

3 0
3 years ago
What is 9+10 equal cuz people got me confused?
Sholpan [36]
If you add 9 and 10 you get 19

10+9=19

-Noelle
5 0
3 years ago
Read 2 more answers
Need help asap, will mark brainliest, thanks!
Licemer1 [7]

Answer:

in year 7

Step-by-step explanation:

\frac{2520000}{4000000}  = .63

.63 \times 2520000 = 1587600

4000000( {.63}^{x} ) = 200000

{.63}^{x}  = .05

x = 6.48

So in year 7, the animal would be placed on the endangered species list.

6 0
2 years ago
A meteorologist reads radio signals to get information from a weather balloon. The last alert indicated that the angle of depres
lys-0071 [83]

The balloon is 1366 meters above the ground.

Step-by-step explanation:

Step 1:

The angle of depression from the balloon is 41° and the distance from the balloon to the meteorologist on the diagonal is 1,810 meters.

So a right-angled triangle can be formed using these measurements. The angle of the triangle is 41° while the adjacent side of the triangle measures x meters and the hypotenuse side of the triangle measures 1,810 meters.

We need to find the adjacent side's length of the triangle.

Step 2:

Since we have the length of the hypotenuse and need to calculate the length of the adjacent side we use the cos of the given angle.

The adjacent side of the triangle = x meters.

The hypotenuse of the triangle = 1,810 meters.

cos\theta = \frac{adjacentside}{hypotenuse}, cos41 = \frac{x}{1810}, cos 41 = 0.7547.

x = 0.7547 (1810) = 1,366.007.

So the balloon is 1,366.007 meters above from the ground. Rounding this off to the nearest meter it is 1,366 meters from the ground.

7 0
4 years ago
Square of the difference of two terms
Anuta_ua [19.1K]

Step-by-step explanation:

This is called the binomial square. It is stated as: the square of the difference of two binomials (two unlike terms) is the square of the first term plus the second term minus twice the product of the first and the second term.

5 0
2 years ago
Read 2 more answers
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