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yulyashka [42]
3 years ago
9

Can a triangle have sides with lengths 3 cm, 9 cm, and

Mathematics
1 answer:
sveticcg [70]3 years ago
3 0
No because 3 to the 2nd power is 9 and 9 to the second power is 81 which both of them added up is 90 and can’t be square rooted to 10. Therefore no
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Given: AD = BC and AD || BC
o-na [289]

Answer:

See below

Step-by-step explanation:

<u><em>Proof:</em></u>

<u><em>Statements  </em></u>                                  |  <u><em>Reasons</em></u>

AD ≅ BC                                         | Given

AD ║ BC                                         | Given

AC ≅ AC                                         |  Reflexive Property

∠DAC ≅ ∠ACB                               | If 2 || lines are cut by a trans., the                                                                       |  alternate interior ∠s are congruent.

ΔADC ≅ ΔBCA                               | S.A.S  Postulate

BA ≅ DC                                         | Corresponding sides of congruent Δs

So, quad. ABCD is a ║gm             | If a quad. has its opposite sides

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5 0
3 years ago
50 POINTS + BRAINLIEST <br><br> PLEASE DONT STEAL POINTS
Nina [5.8K]

Answer:

1/2 of

4/3 x

3 x

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Step-by-step explanation:

have a nice day!

5 0
3 years ago
Read 2 more answers
What is the area of a cylindrical ring where the diameter of the cross section is 6.3 in and the center line has a length of 48
Nesterboy [21]

Answer:

The area of cylinder 949.536 in²

Step-by-step explanation:

Points to remember

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Where r - radius of cylinder

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<u>To find the area of cylinder</u>

Here r = diameter/2 = 6.3/2 = 3.15 in

h = 48 in

Area =  2πrh

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= 949.536 in²

Therefore area of cylinder 949.536 in²

4 0
3 years ago
What is -2(x-3) how do i answer this question?
-Dominant- [34]


-2(x-3)

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6 0
4 years ago
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11 ^ 2 power equals what
Daniel [21]

A number raised to a power is the same as multiplying the number by itself the number of times of the power.

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The answer is 121

5 0
3 years ago
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