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3 years ago

The measures, in degrees, of the three angles of a triangle are given by 2x+1, 3x - 3, and 9x. What is the

Mathematics

1 answer:

valentinak56 [21]3 years ago

6 0

Answer:

Step-by-step explanation:

27 degrees

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I'll GIVE BRAINLIST TO THE FRIST PERSON!!!!!!!!!!!!!

hram777 [196]

Answer: the answer should be c

Step-by-step explanation: -3x - 13 is easily found by the perimeter of time (y as a representative)

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3 years ago

Read 2 more answers

Vivi is 40 floors from the top of her building. If she starts at the bottom and runs up 5 floors every 20 seconds, how far is sh

Murrr4er [49]

Answer:

17 floors

Step-by-step explanation:

1 floor every 4 seconds.

90/4 = 22.5

40 - 22.5 = 17.5

17.5 is 17ish floors, and is the only answer that is close to 17 floors.

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3 years ago

How do you simplify this

katen-ka-za [31]

It's 2/5 in decimal form it is 0.4.

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3 years ago

What expression defines Sn?

frutty [35]

Answer:

Sₙ=3(1/2^n)

Step-by-step explanation:

Notice that in the given series that each term is being multiplied by 1/2, which is our common ratio. 3/2 is the first term because 3*1/2=3/2, so the expression that defines Sₙ is Sₙ=3(1/2^n)

3 0

2 years ago

What’s the answer but you also have to simplify

Jlenok [28]

Answer:

The answer is 9x² + 3x - 2.

Step-by-step explanation:

1) Collect like terms.

$(7x^{2} + {2x}^{2} ) + ( - 2x + 5x) + (8 - 10)$

2) Simplify.

${9x}^{2} + 3x - 2$

Therefor, the answer is 9x² + 3x - 2.

6 0

3 years ago