2 years ago

What is 3/2 x + 30 degrees

1 answer:

3 0

Sum of internal angles of any triangle = 180∘

∴x + 2x + 3x = 180∘
∴6x = 180∘
∴ x = 30∘

So the angles are: 30∘, 60∘ and 90∘

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Korolek [52]

Answer:

2nd one i think

Step-by-step explanation:

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2 years ago

VikaD [51]

7=x^2+20x+82
0=x^2+20x+75

What adds to 20 and multiplies to 75? 5 and 15.

x^2+5x+15x+75
x(x+5) 15(x+5)
(x+15) (x+5)

Zeroes are x= -5 and x= -15

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2 years ago

Whitepunk [10]

Answer:

Decimal Form: 0.86

Not sure if you would've preferred a step-by-step solution. Sorry! Hope you find this helpful, good luck!

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Dafna1 [17]

Answer:

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Step-by-step explanation:

you times 7 by 4 and get 28 then you times 3 by 28 and get 84 km

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2 years ago

Katarina [22]

Answer:

Step-by-step explanation:

It’s directly adjacent to the other angle.

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2 years ago