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:
11
Step-by-step explanation:
9(3)-8(2)
27-16
11
Answer:
Step-by-step explanation:
<u>Area formula</u>
<u>Applied to the given rectangle, we have</u>
<u>Since 36 ≤ A ≤ 72, substituting A</u>
It is viable.
Answer:
15 and 12
Step-by-step explanation:
Set the two sides as x and y
y=x-3
P = 2w+2l
2x+2(x-3) = 54
4x-6=54
4x=60
x=15
y=12