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Mice21 [21]
3 years ago
15

Indicate the method you would use to prove the two 's . If no method applies, enter "none".

Mathematics
1 answer:
8090 [49]3 years ago
8 0

Answer:

The method you would use to prove the two Triangles is

AAS

Step-by-step explanation:

Given:

First label the figure

∠ A =∠ D = 60°

∠ B =∠ E = 40°

BC = EC = 10

To Prove:

Δ ABC ≅ ΔDEC

Proof:

In  Δ  and Δ  

∠ A ≅ ∠ D    ……….{Given measure of each angle is 60°}

∠ B ≅ ∠ E     ……….{Given measure of each angle is 40°}

BC ≅ EC     ………...{Given measure of each side is 10 units}

∴ Δ ABC ≅ Δ DEC  ….{By Angle-Angle-Side test}

You might be interested in
Through (-2, -3), perp. to y = x- 2/1
WARRIOR [948]

Answer:

The equation of line passing through point ( - 2 , - 3 ) and slope 1 is          y = x - 1

Step-by-step explanation:

Given equation of line as :

y = x - \frac{2}{1}

i.e y = x - 2

The standard equation of line is given as

y = m x + c ,

where m is the slope of the line and c is the y-intercept

Now, comparing the line , we have

Slope = m = 1

Now, The other line is perpendicular to the first line

So, from perpendicular property of line

The product of their slope = - 1

Let The slope of other line = M

So,  m × M = - 1

Or,  ( - 1 ) × M = - 1

or M = \frac{- 1}{- 1}

∴  M = 1

So , The slope of other line = M = 1

∵ The other line is passing through point ( x , y ) =  ( - 2 , - 3 )

Now, satisfying the points and slope with standard line equation

I.e y = M x + c

or, - 3 = 1 × ( - 2 ) + c

or, -3 = - 2 + c

or, - 3 + 2 = c

∴  c = - 1

So, The intercept of other line = c = - 1

Now The equation of line with slope intercept

y = 1 × x + ( - 1 )

Or, y = x - 1

Hence The equation of line passing through point ( - 2 , - 3 ) and slope 1 is  y = x - 1       Answer

5 0
3 years ago
Please help!! Will mark Brainliest!!! 19 points
MA_775_DIABLO [31]
76 is right
4 \sqrt{1611391}
8 0
4 years ago
Kelly has 236 feet of fence to use to enclose a rectangular space for her dog. She wants the width to be 23 feet. Select the cor
Setler [38]

Answer:

Length = x feet = 95 feet

Step-by-step explanation:

The labeled triangles are not included in the question, therefore, I will calculate the length of the rectangular space for Kelly's dog

Perimeter of a rectangle = 2(length + width)

Perimeter of a rectangle = 236 feet

Width = 23 feet

Length = x feet

Perimeter of a rectangle = 2(length + width)

236 = 2(x + 23)

236 = 2x + 46

236 - 46 = 2x

190 = 2x

x = 190/2

x = 95 feet

Length = x feet = 95 feet

7 0
3 years ago
The average rate of change of f(x) is given by the formula f(7) - f (3) 4. Over what interval does this formula give the average
blagie [28]
The answer would be 4

3 0
3 years ago
Read 2 more answers
NEED HELP PLEASE UWUWUWUWUWUWU
Leto [7]

To me it looks like A is your best answer because it is dividing 4 by a half.

hope that helps. ;)

7 0
3 years ago
Read 2 more answers
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