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Ipatiy [6.2K]
2 years ago
13

1+2 please helpbyybyb

Mathematics
2 answers:
Aleks [24]2 years ago
8 0
1+2 equals three i used a calculator
Serggg [28]2 years ago
4 0

Answer:

<h2>3</h2>

Step-by-step explanation:

1 + 1 + 1 = 3

1 + 2 = 3

<h3>3</h3><h3 />

Hope this helps! <3

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Find the length of XY.<br> Imported Asset <br><br> 4<br><br> 8<br><br> 16<br><br> 11.3
kompoz [17]

Answer: 8 (The second option).


Step-by-step explanation:

1. To solve this exercise you draw a line to a point O, this lines will bisect the angle of Z∠60°. Then will obtain two into two right triangles with two angles of 30° at the point Z.

2. The lenght XY will be twice the lengt XO or YO.

3. Let's  calclate XO as following:

sin(30)=\frac{XO}{8}\\XO=4

4. Then, XY is:

XY=2XO\\XY=2*4\\XY=8


7 0
3 years ago
Determine the lateral area and surface area of the given prism. Round answers to the nearest whole number.
vazorg [7]

Answer:

Lateral Area = Area of 2 triangle + Area of slant rectangle + area of back rectangle

Lateral Area = (5m)(3m) + (6m) (36m) + (3m) (36m)

LA = 15m² + 216m² + 108m²

LA = 339 m²

SA = (5m)(3m) + (6m) (36m) + (3m) (36m) + (5m)(36m)

SA = 15m² + 216m² + 108m² + 180 m²

SA = 519 m²

3 0
2 years ago
Adjacent i need help understanding this
Cerrena [4.2K]

Answer:

The definition of adjacent in math can mean a couple of different things. For angles, adjacent angles would be any two angles that share a side. In other words, two angles right next to each other.

A more broad meaning is just any two geometric shapes that are next to each other in a figure.

8 0
2 years ago
Sales tax for an item was 13.80$ and it cost 460$ before tax. Whats the sale tax rate in percentage?
Butoxors [25]
It is $2837383 dollars
8 0
2 years ago
Read 2 more answers
The equation x^2+y^2-4x+27=b
Gala2k [10]
X^2 + y^2 -4x27 (the numbers in bold means the multiplying a negative and a positive equals a negative)

x^2 + y^2 -(4x27) = x^2 + y^2 -108
7 0
3 years ago
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