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kirill115 [55]
3 years ago
7

Someone help me with this proof please ​

Mathematics
1 answer:
Anna71 [15]3 years ago
6 0

Answer:

the first statement is: AB is congruent to DC.

reason: given

Step-by-step explanation:

im not sure about the others

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3 years ago
A triangle is removed from the rectangle. Find the area of the remaining figure.
Mariulka [41]

Answer

C) 160 in^2


Step by step explanation

First, let's find the area of the rectangle.

Area of a rectangle = length x width

The area of the rectangle = 20 * 10

= 200 in^2

Now let's find the area of the triangle that is removed.

Area of a triangle = 1/2 base * height.

Here base = 10 and height = 8. Plug in these values into the formula, we get

Area of the triangle = 1/2 * 10*8

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The area of the remaining figure = Area of the rectangle - area of the triangle

=  200 - 40

= 160 in^2

The answer is "160 in^2"

Thank you.

5 0
3 years ago
The formula v = square root of 64h gives the velocity v in feet per second of an object that has fallen h feet. find the velocit
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Answer:

22.63

Step-by-step explanation:

v = √64 * h

= √64 * 8

= √64 * √8

= 8 * 2√2

= 16√2 = 22.63

7 0
3 years ago
For an in-class demonstration, a teacher flips a fair coin 5 times, and each of the 5 times it lands on heads. A student argues
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A appears to be correct

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Find the sine of R. <br> A)12/13<br> B)13/12<br> C)5/12<br> D)5/13
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5/13

Step-by-step explanation:

sin R = opp side/ hypotenuse

sin R = 5/13

5 0
3 years ago
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