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kirill115 [55]
2 years ago
15

Need math help please

Mathematics
1 answer:
GREYUIT [131]2 years ago
7 0

Answer:

D

Step-by-step explanation:

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In the diagram, AE = 2AC and ∠BAC ≅ ∠DAE. What additional information is necessary to prove that ΔABC is similar to ΔADE, using
ss7ja [257]

Since you want to use the SAS theorem, you must find sides that are either side of angles BAC and DAE. You have already made use of sides AE and AC, so the other sides you need to choose are AB and AD. The appropriate relationship for similarity is ...

... AD = 2AB

since you want the sides of triangle ADE to be twice then length of those in triangle ABC.

7 0
3 years ago
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In right triangle abc /_B is right angle and m/_c=30 if Ac=10 what is AB
Ivanshal [37]

Answer:

plz mark brainliest..

Step-by-step explanation:

AC is the hypotenuse = 10

AB is side opposite to <C

<C = 30°, <B = 90°

by 30°-60°-90° theorem

side opposite to 30° is equal to half of hypotenuse

therefore,

AB = 1/2 × AC

AB = 1/2 × 10

AB = 5

therefore number 5 is answer

hope it will help you

7 0
3 years ago
I need help on this question and I am stuck I have to finish this class by the end of the month
yulyashka [42]
Answer:  The volume is:  " 3.2 mL " . 
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Explanation:
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  "13.2 mL <span>− 10.0 mL = 3.2 mL " .
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Answer:  The volume is:  " 3.2 mL " .</span><span>
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6 0
2 years ago
What percentage of 70 is 2.5?​
drek231 [11]
1.5 would be the answer I think
7 0
3 years ago
Hey:) can you please help me posted picture of question
juin [17]
Answer:
x² - 10x + 21

Explanation:
To answer this question, we will simply multiply each term from the first bracket by each term from the second and then combine like terms to get the final expression.

This can be done as follows:
(x - 3)(x - 7)
x(x) + x(-7) -3(x) -3(-7)
x² - 7x - 3x + 21
x² - 10x + 21

Hope this helps :)
4 0
3 years ago
Read 2 more answers
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