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myrzilka [38]
3 years ago
5

I need help with these questions. Plzzz help

Mathematics
1 answer:
KonstantinChe [14]3 years ago
4 0
(a).ABO is equivalent to x because they are base angles of an isosceles triangle (because the radii are equal). The same applies for CBO being equivalent to y
(b). Since angle COA is 180°, ABC is equivalent to half of COA which is 90°
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Mademuasel [1]

Answer:

I only                                                                

Step-by-step explanaition:

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What is y - 3y please ​
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Answer:

<u>=-2y</u>

Step-by-step explanation:

y-3y

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Answer:

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Step-by-step explanation:

8 0
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Solve the quadratic equation 3x^2 + 2x + 1 = 0.
Nimfa-mama [501]
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