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Luba_88 [7]
3 years ago
9

I need help with this problem plz!!!!

Mathematics
2 answers:
Soloha48 [4]3 years ago
5 0

Answer: a) 40 inches

b)9600 in^2

( the 2 goes on top of “in”)

Step-by-step explanation: s= 40 inches

substitute the side length into the formula for the surface area of a cube.

ch4aika [34]3 years ago
4 0

Answer:4 9 2

Step-by-step explanation:

those are the answers

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Identify whether each of the following equations has a unique solution, no solution, or infinitely many solutions. there is more
prohojiy [21]

Answer:

1.  A

2. A

3. B

4. C

5. B

I hope this helped!

Step-by-step explanation:

3 0
3 years ago
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If the hypotenuse of a right triangle is 6 feet long, and one leg is 5 feet long,
Anestetic [448]
C^2=a^2+b^2
6^2=5^2+b^2
36=25+b^2
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b^2=11
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If you need to round it to the tenth place,
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6 0
3 years ago
A,B and C are the vertices of a triangle A has coordinates (4,6) B has coordinates (2,-2) C has coordinates (-2,-4) D is the mid
polet [3.4K]

Answer:

Segments DE and BC have equal slopes, showing that segments DE and BC are parallel

Step-by-step explanation:

Here we have the coordinates as follows

The coordinates of A is (4, 6)

The coordinates of B is (2, -2)

The coordinates of C is (-2, -4)

Therefore, the coordinates of D the midpoint AB is ((4 + 2)/2, (6 - 2)/2) which gives;

The coordinates of D is (3, 2)

Similarly, the coordinates of E the midpoint AC is ((4 - 2)/2, (6 - 4)/2) which gives;

The coordinates of E is (1, 1)

To prove that segment DE is parallel to segment BC, e show that the slopes of the two segments are equal as follows;

Slope \, of \, a \, segment = \frac{Change \, in \, the\ y \, coordinates}{Change \, in \, the\, x \, coordinates}

Slope \, of \, segment \  DE =\frac{2 - 1}{3-1} = \frac{1}{2}

Slope \, of \, segment \  BC =\frac{-2 - (-4)}{2-(-2)} = \frac{2}{4} =\frac{1}{2}

Therefore, the slopes of segments DE and BC are equal, which shows that segment DE is parallel to BC.

8 0
4 years ago
29 more than t is equal to 1.<br><br> What is the value of t?
cricket20 [7]
First, let's set up the equation:
"29 more than" is just
29+
"t" is
t
"equal to one" is 
=1
put it all together to get
29+t=1
subtract 29 from both sides to get your answer:
t=-28
6 0
3 years ago
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Factor. x2+3x−18<br><br> Enter your answer in the parentheses <br><br> x2+3x−18= ( )( )
Ostrovityanka [42]
X^2 + 3x - 18

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