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cupoosta [38]
3 years ago
5

What is (-1/2) - (-2/5) ? help please .

Mathematics
2 answers:
Mashutka [201]3 years ago
8 0

Answer:

-1/10

Step-by-step explanation:

Valentin [98]3 years ago
8 0

Answer:

-1/10

Step-by-step explanation:

First you need a common demonator of 10

so

-1/2 --> -5/10

and  -2/5 --> -4/10

using this the equation is:

-5/10 - (-4/10) which equals

-5/10 + 4/10= -1/10

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PLEASE HELP ME PLEASE!!!!!!!!
tester [92]

Answer:

length measure of Pillow  = 1.4 m

Step-by-step explanation:

Volume of Wedge = (area of base triangle) * length

Volume of Wedge = (1/2) * base * height  * Length

base = 1 m

height = 0.5 m

Length = L m

Volume = 0.35 m³

=> (1/2) * 1 * 0.5 * L  = 0.35

=> (0.5/2)L = 0.35

=> (0.5/2)L * 2 = 0.35 * 2

=> 0.5L * 2 = 0.7

=> 0.5L / 0.5 = 0.7 / 0.5

=> L = 1.4

Learn more about Volume here: https://brainly.in/question/13396657

5 0
2 years ago
123.456 RONDED TO THE NEAREST HUNDREDTH.
anzhelika [568]

123.456 RONDED TO THE NEAREST HUNDREDTH.

Answer:

123.46

8 0
3 years ago
Read 2 more answers
which type of data would be best displayed in a box plot? HELP ME, GOD BLESS. I think it's between 1 and 2
kramer
1 because it represents a range
5 0
3 years ago
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The surface area of the solid is about ____ inches squared
Dafna11 [192]

Answer:

Surface area of the whole figure=  320.28inch^2

Step-by-step explanation:

The surface area of the figure :

Surface area of the cylinder(excluding top)+Surface area of the cone(excluding bottom)

Radius of the cylinder=3 inch     and  Height of cylinder=13 inch

Surface area of the cylinder with one circular face

                                    =2\pi rh+\pi r^2

As,     \pi =\frac{22}{7}= 3.14

   =(2*3.14*3*13)+(3.14*3*3)\\\\=244.92+28.26\\\\=273.18inch^2

Surface area of the cone excluding  base:

                =\pi *r*l

l= slant height=5 inch       r= radius= 3 inch

Surface area of the cone =3.14*3*5

                                        =47.1inch^2

Total surface area of the whole figure=273.18+47.1

                                                           =  320.28inch^2

5 0
3 years ago
Simplify (5x^2 -3x+3) - (x^2+2x-1).
Natali [406]
Eliminate parenthesis by using the distribution property

= 5x² -3x +3 - x² - 2x +1

Group similar terms

= (5-1)*x² + (-3 -2)*x + (3+1)

Then sum everything:

= 4x² -5x +4





7 0
3 years ago
Read 2 more answers
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