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2 years ago

SOMEONE PLEASE HELP!!

Mathematics

1 answer:

Mazyrski [523]2 years ago

4 0

Answer:

x = 18

Step-by-step explanation:

the sum of any exterior angle is equal to the sum of any two interior angles

3x-11 + 5x+14 = 9x-15

8x + 3 = 9x - 15

3 = x - 15

x = 18

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Can someone help me with part b on this question please?

Galina-37 [17]

9514 1404 393

Answer:

12.0 cm

Step-by-step explanation:

The Pythagorean theorem applies:

(12 cm)² +b² = (17 cm)²

b² = (289 -144) cm² = 145 cm²

b = √145 cm ≈ 12.04 cm

b ≈ 12.0 cm . . . . rounded to 1 decimal place

8 0

2 years ago

X - 10+ 9x = - 1 + 10x

Karo-lina-s [1.5K]

Answer:

<h2></h2><h2><u><em>the equation is false</em></u></h2>

Step-by-step explanation:

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Step-by-step explanation:

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1 year ago

Find the coordinates of the midpoint of a segment with the endpoints<br> (16,5) & (28, -13)

BARSIC [14]

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2 years ago

Find the prime factorization of each number: <br> 11. 29 <br> 12. 168

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29 is a prime number.
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