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irakobra [83]
3 years ago
12

Can someone help, I have a F in math so this is a struggle for me. I also need all work if you can give it to me. Thank you in a

dvance :)

Mathematics
2 answers:
polet [3.4K]3 years ago
8 0

Answer:

Here are the anwsers but if you need aDDITIONal help just ask

Step-by-step explanation:

andrey2020 [161]3 years ago
3 0

ok so to start combine like terms in the problems meaning you combine the numbers that have the same variable like 7x and 3x etc.

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gladu [14]

Answer:

90°, 270°

Step-by-step explanation:

2r sin(Ф/2) = c

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divide both sides by 2r

sin (Ф/2) = √2r/2r

sin(Ф/2) = √2/2

From the unit circle sin is √2/2 at 45°, and 135°

so Ф/2 = 45

Ф=90°

and Ф/2 = 135

Ф= 270°

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angle a and angle b are complementary angles. angle a measures 67 degrees. what is the measure of angle b?
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