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DedPeter [7]
3 years ago
14

I am no good with stuff like this, please help :)))

Mathematics
2 answers:
maks197457 [2]3 years ago
8 0

Answer:

a) 26.2

b) 13.8

Step-by-step explanation:

You add all side lengths, which are given.

a) 9+4.1+9+4.1 = 26.2

b) 3.6+3+7.2 = 13.8

Vladimir [108]3 years ago
5 0

Answer:

A) 26.2

B) 13.8

Step-by-step explanation:

To find a perimeter you have to find the sum of all sides

A) 9+9+4,1+4,1= 26,2

B) 3,6+7,2+3= 13,8

Finding perimeter is easy

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Use a two-column proof to prove the Triangle Proportionality Theorem:
photoshop1234 [79]

Answer:

Step-by-step explanation:

From the picture attached,

                 Statements                                        Reasons

1). In ΔABC, DE intersects AB and AC  1). Given

2). DE║BC                                              2). Given

3). ∠ADE ≅ ABC                                    3). Corresponding angles postulate

4). ∠AED ≅ ∠ACB                                 4). Corresponding angles postulate

5). ΔADE ~ ΔABC                                  5). AA similarity postulate

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Hence proved.  

4 0
3 years ago
I need the answers asappp!!!!
labwork [276]

Answer:

Part A:y=4,1,0,1,4

Step-by-step explanation:

Mark me as brainliest

5 0
3 years ago
Solve the equation<br> -18 + 24 = -2(x+6)
anzhelika [568]

Answer:

x = -9

Step-by-step explanation:

-18+24 = -2(x+6) Distribute and simplify

6 = -2x-12 Add 12 to both sides

18 = -2x Divide by -2 on both sides

-9 = x Here's your answer

Hope this helps! :D

3 0
2 years ago
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Zarrin [17]
C I think I hope I’m right but it should be c
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Varvara68 [4.7K]

Answer:

100/25 = 4

so an equivalent would be 12/3

6 0
3 years ago
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