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AleksandrR [38]
3 years ago
14

Please help : ( and please explain how you got the answer

Mathematics
1 answer:
bonufazy [111]3 years ago
8 0
Sum of interior angles of a quadrilateral = 360 degrees.

x + 10 + x + 10 + 2x + 50 + 2x + 50 = 360
6x + 120 = 360
6x = 360 - 120 = 240
x = 240/6 = 40
x = 40

A = D = 2(40) + 50 = 80 + 50 = 130 degrees
B = C = 40 + 10 = 50 degrees
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3 0
4 years ago
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3 0
3 years ago
Directions: Simplify the following expressions using the imaginary number.
drek231 [11]

Answer:

1  i(sqrt5)

2  7i

3  -9i

4  -64i

5  -5i(sqrt2)

6  -4i(sqrt3)

7  10i(sqrt3)

8  2i(sqrt2)

9  3i(sqrt7)

10  -30i(sqrt2)

Step-by-step explanation:

i is the square root of (-1). We can simplify each one as such.

5 0
2 years ago
A sculpture of a clothespin is 20 feet high. A normal clothespin of this shape is five inches high. Using this scale, how many f
kodGreya [7K]
This is the concept of scale factor. The linear scale factor is given by:
(height of sculpture)/(height of clothespin)
=20/(5/12)
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height of sculpture=(scale factor)*(height of the woman)
height of the woman=5 ft 7 inches=5 7/12 ft=67/12 ft
hence the height of the sculpture will be:
67/12×48
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Answer: 268 ft

7 0
3 years ago
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Alexus [3.1K]

Answer:5/2 is greater I believe


Step-by-step explanation:


7 0
3 years ago
Read 2 more answers
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