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11111nata11111 [884]
2 years ago
8

Four grey regular polygons join together as shown in the diagram please answer part b

Mathematics
1 answer:
Wittaler [7]2 years ago
8 0

Answer:

a=72° b = 6°

Step-by-step explanation:

answer is in pic

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Find the area of a triangle and semi circle where the diameter is 18 and the height is 14 using 3.14
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Answer:

triangle A= 1/2bh

1/2(18)(14)= 126

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Triangle Area plus semi circle Area = 126+127.17= 253.17

4 0
3 years ago
Solve the equation 3+2/5x=11-2/5x using at least two different sequences of steps. Show your work for each step.​
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First combine like terms ,
5/5x=9/5x
move the variable which will cancel out because it is the same
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3 years ago
What is the solution to the system of equations?
s344n2d4d5 [400]

Answer:

(3,2)

Step-by-step explanation:

Here's your given:

y = 4x - 10

y = 2

Because they both equal y, that means they equal each other:

2 = 4x - 10

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12 = 4x

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3 = x

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Normally you would put this value into one of the equations to figure out y, but they already gave us that in the beginning:

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Put the two values together to get: (3,2)

5 0
3 years ago
Using b=1+r, what does b=
alisha [4.7K]

Answer:

Adding 12 to the circle area is equal to the square area.

Or

s2 = 12 + A

Where

s = side of square

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So

s2 = 12 + 36

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4 0
3 years ago
Please help me I am struggling
Oxana [17]

Answer:

it's 48

Step-by-step explanation:

Because 8x3=24 and you multiply 6×8=48

3 0
3 years ago
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