Step-by-step explanation:
If the two chords are congruent, then they must be equidistant from the centre of the circle.
Answer: <u><em>D) They must be perpendicular</em></u>
A is rejected because the chord might not pass through the center of the circle.
B is rejected because the chords are not obligated to be parallel.
C is rejected because it is not compulsory for the chords to be perpendicular.
Answer:
14 girls
Step-by-step explanation:
boys : girls = total
5 : 7 = 12
10 : 14 = 24
1. 30
2. 15
3. 6
4. 5
5. 6
6. 15
7. 12
8. 10
Answer: A. (4x+3) (x-2) = 4x^2-5x-6
Step-by-step explanation: