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schepotkina [342]
3 years ago
8

PLEASE HELP WILL MARK BRAINLIEST!!!!

Mathematics
1 answer:
Nutka1998 [239]3 years ago
7 0

Answer:

Step-by-step explanation:

a+c=300

3a+c=2100

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Find the missing measurement for each quadrilateral 5) this is rhombus ABCD
a_sh-v [17]

To find the area of a rhombus, multiply the lengths of the two diagonals and divide by 2 (same as multiplying by 1/2): The sides and angles of a rhombus: The sides of a rhombus are all congruent (the same length.) Opposite angles of a rhombus are congruent (the same size and measure.)

A square has two perpendicular bisectors but a square is not a rhombus (because a rhombus does not have all four angles = 90. Oh, but wait, a rhombus is a square in the same way a rectangle is a square but not the other way around.

4 0
3 years ago
What is -v+5+4v=1+5v+3
77julia77 [94]

Answer:

9V

Step-by-step explanation:

5+4=9

1+5v+3=(9V)

5 0
3 years ago
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Blake is cutting a piece of rope into fourths. if each piece is 16 inches long, what is the length of the entire rope?
Anastaziya [24]

Answer:

64 inches

Step-by-step explanation:

If there are four sections of rope and each piece is 16 inches long then we know that 16 times 4 is 64. So your answer is 64 inches lon

8 0
3 years ago
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Could someone please help me out? I've tried to solve this but I'm really having some trouble with it. Please try to explain it
guajiro [1.7K]

To find the area of the shaded region you need find the area of the shaded region and subtract the area of the unshaded region.

Area of a rectangle = width x length

A = (x + 10) x (2x + 5)

Next apply FOIL or First Outer Inner Last

A = (x * 2x) (x * 5) (10 * 2x) (10 * 5)

A= 2x2 + 5x + 20x + 50

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Area of a square=  sides2

A= (x + 1)2

A= (x+1) (x+1)

Next apply FOIL or First Outer Inner Last

A = (x *x) (1*x) (1*x) (1*1)

A = x2 + 1x + 1x +1

A= x2 + 2x +1

 

A= 2x2 +25x +50 - 2x2 +25x +50

A= 50x + 100





4 0
3 years ago
Can she get some help
Artemon [7]

Answer:

-55

Step-by-step explanation:

the sqeuence seems to be subtracting by 2 everytime.

so it will be -1,-3,-5,-7,-9,-11,-13,-15,-17,-19,-21,-23,-25,-27,-29..

the answer will be 27*-2(-54) -1(because we start at -1 , not 0)

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3 years ago
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