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DiKsa [7]
3 years ago
11

Please help as soon as possible!!!!!!

Mathematics
2 answers:
shusha [124]3 years ago
6 0

Answer:

5. Congruent triangles

Step-by-step explanation:

Congruent Triangles : When two triangles are congruent, all its three sides are equal and have the same angles.

So in conguent traingles,

ΔADB ≅ BDC

Therefore, AB = DC and AD = BC

Thus this completes the missing information that proves that the quadrilateral ABCD ia a parallelogram, then its opposite sides are congruent.

mina [271]3 years ago
3 0

Answer:

  congruent triangles

Step-by-step explanation:

The complete reason is, "corresponding parts of congruent triangles are congruent." This reason is sometimes abbreviated CPCTC.

It can be helpful to note that the previous step concluded that the relevant triangles are congruent.

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Find the area of the figure.
a_sh-v [17]

Answer:

The answer is 28.5

Step-by-step explanation:

Right triangle: 4.5

Top triangle: 6

Rectangle: 18

Your welcome :)

5 0
3 years ago
I need help for all of this problems!
Harlamova29_29 [7]
A) All triangles add up to 180° so when given two angles, add those up and subtract them from 180° . That will give you the missing angle.

3-5) When you do A above, and receive the measurement of angle 1, it will also equal 2 and you can repeat A for missing angle 3

6-8) Find the missing angle next to 1, and then subtract that from 180°. That number is the answer for 1. 2 is 55 as its a complimentary (i think thats the right term) angle. Which means it is on the opposite side of an angle. I don't remember how to find 3 however, its been a few years since I've done triangles.
4 0
3 years ago
The graph of a quadratic function with vertex (3, 1) is shown in the figure below. Find the domain and the range. Write your ans
Snezhnost [94]

Answer:

<u>There is no restriction to domain:</u>

  • x = (-∞, +∞)

<u>The range is to vertex coordinate of 1:</u>

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4 0
3 years ago
Question 4) -6x + 9 + 6x -13<br> Your answer<br> Question 5) 8x - 9 -11 -14x<br> Your answer
Digiron [165]

Answer:

4) -4

5) -6x-20

Step-by-step explanation:

Add x with x's and numbers with numbers

4) -6x + 9 + 6x -13

-6x+6x+9-13

x's cancel

9-13 = -4

5) 8x - 9 -11 -14x

8x-14x-9-11

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hope this helps

3 0
2 years ago
X-4/x-3 is less than 2x-1/2
kifflom [539]

Answer:

yes

Step-by-step explanation:

yes

5 0
2 years ago
Read 2 more answers
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