Divide 42 by 30 and that should be your correct answer.
hope this helps.
Theorem: If two chords intersect within a circle, then the product of the lengths of the segments (parts) of one chord is equal to the product of the lengths of the segments of the other chord.
In your case this theorem sounds as
Solve this equation:
Answer: correct choice is C.
Answer: C
Explanation:
Sqrt(3)/2 is only positive in the first and second quadrant.
x = -1/2 or x = 1/2, but there is no option for -1/2 so it must be 1/2.
The answer is 5^7. 4 + (-2) = 2. 2 + 5 = 7. Please mark me Brainleist