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Orlov [11]
2 years ago
12

Help me to answer this pls​

Mathematics
1 answer:
Vanyuwa [196]2 years ago
4 0

Answer:

Look at the attachment.


_____
Hope it helps ⚜

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17. For the parallelogram, find the value of the variables. Show your work. 5x + 2 3y - 6 21 17 24=3y-6 => 30=3y, y=10, 12 =
Dafna11 [192]
In this problem, you have already shown the solution.

24 = 3y - 6 => 30 = 3y, y =10

12 = 5x + 2 => 10 = 5x , x = 2

And yes, basically parallel sides must have the same length

These are the answers:

for 17.) x = 2
y = 10

for 18.) mid segment = (side 1 + side 2) / 2 -->
19 = (24 + side2) / 2 -->
38 = 24 + side2,

thus, side 2 = 14 units
3 0
3 years ago
PLEASE HELP ME SOMEONE! i DON'T KNOW WHAT TO DO!
nika2105 [10]

Answer:

(A∩B)´U C´

U= {1,2,3,4,5,67,8}

A={1,2,4,5}

B={2,3,5,6}

C= {4,5,6,7}

A ∩ B={2,5}

(A ∩B)´ = U -(A∩B)={1,2,3,4,5,67,8} - {2,5}={1,3,4,6,7,8}

C´= U - C={1,2,3,4,5,67,8} - {4,5,6,7}= {1,2,3,8}

(A∩B)´U C´={1,3,4,6,7,8} U {1,2,3,8}=  {1,2,3,4,6,7,8}

paint numbers {1,2,3,4,6,7,8}

see figure

8 0
4 years ago
Which of the following is not an identity?
Shkiper50 [21]
A ) cos² x · 1 / sin x - 1 / sin x = - sin x
cos² x - 1 / sin x = - sin x 
- sin² x / sin x = - sin x
- sin x = - sin x     ( correct )
B ) sin x ( cos x / sin x + sin x / cos x ) = 1 / cos x
sin x · ( cos² x + sin²x ) / sin x cos x = 1 / cos x
sin x · 1 / sin x cos x = 1 / cos x
1 / cos x = 1 / cos x  ( correct )
C ) cos² x - sin² x = 1 - 2 sin² x
1 - sin² x - sin² x = 1 - 2 sin² x
1 - 2 sin² x = 1 - 2 sin² x   ( correct )
D ) 1/sin²x + 1/ cos²x = 1
cos²x + sin² x / sin² x cos² x = 1
1 / cos² x sin² x = 1
cos²x sin² x ≠ 1
Answer: D ) is not an identity. 
8 0
3 years ago
What is the equation of this line a.y=-4x b.y=-1/4x c. y=1/4x d.y=4x​
Alik [6]

Answer:

- 1/4 x

Step-by-step explanation:

5 0
3 years ago
An airplane cuts through the morning sky for every 1,000 feet that he climbs the outside temperature drops 20° f what is the rat
Oliga [24]

Given :

An airplane cuts through the morning sky for every 1,000 feet that he climbs the outside temperature drops 20° F.

To Find :

The rate of the temperature change in degrees Fahrenheit per foot.

Solution :

Let, rate of the temperature change in degrees Fahrenheit per foot is x.

So,

x = \dfrac{20}{1000}\ ^oF/foot\\\\x = 0.02 ^oF/foot

Therefore, rate of the temperature change in degrees Fahrenheit per foot is 0.02.

Hence, this is the required solution.

4 0
3 years ago
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