2 years ago

When you measure an angle you usually have to choose between two numbers because

Mathematics

1 answer:

Snezhnost [94]2 years ago

4 0

Answer:

B= 25°

A=138° /139°

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Find the value of each variable

mylen [45]

Answer:

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12n=180

n=15

21. 9x-6=8.5x+2(can be seen from image)

9x-8.5x=2+6

0.5x=8

x=8/0.5

x=80/5

x=16

22. 4z+3z+6=90°(Complementary)

7z+6=90°

7z=84°

z=12°

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Answer:

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3 years ago

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pogonyaev

To determine the unit rate of pages, that is, the number of pages Leo reads in one hour you can use cross multiplication

1/3h _____14 pages

1h______x pages

$\begin{gathered} \frac{14}{\frac{1}{3}}=\frac{x}{1} \\ 14\cdot3=x \\ x=42 \end{gathered}$

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1 year ago

(–5) + [(–3) + (–2)] = [(–5) + (–2)] + (–3) answer it fast as you can

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Ok done. Thank to me :>

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Step-by-step explanation:

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