21x + 7 In distributive property
1 answer:
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Answer: First option.
Step-by-step explanation:
You can idenfity in the figure that is formed by two secants that intersect outside of the given circle.
It is important to remember that, by definition:
Knowing this, you can set up the following equation:
Therefore, you must substitute values into the equation and then evaluate, in order to find the measure of the angle .
This is:
Answer:
this is just for part A sorry i dont get part B
oof bad drawing of a trapezoid
