1)Select the statement that rewrites the following definition as a conditional statement.
Noncoplanar: points that do not lie in the same plane.
A. Points that do not lie in the same plane are noncoplanar.
B. If points do not lie in the same plane, then they are noncoplanar.
C. If points are coplanar, then they do not lie in the same plane.
D. Noncoplanar points do not lie in the same plane.
2)If two angles have a sum of 90° then they are complementary.
X has a measure of 48° and Y has a measure of 42°. According to the Law of Detachment, what conclusion can be made?
A. ∠X and ∠ are not complementary.
B. ∠X and ∠ are complementary.
C. ∠X and ∠ are supplementary.
D. No conclusion can be made.
2007-03-30 19:17:48 · 4 answers · asked by kin h 1 in Science & Mathematics ➔ Mathematics
1. Conditional statements are always in the form "If ____, then _____." So B is the best choice.
2. Angles X and Y add to 90° and are therefore complimentary. So B is the best choice.
good luck!
2007-03-30 19:25:59 · answer #1 · answered by birdwoman1 4 · 0⤊ 0⤋
i think that
1] d or a.
2] b.
2007-03-30 19:22:40 · answer #2 · answered by bubblicious_g 1 · 0⤊ 0⤋
y should ppl do ur homework?
ok well ill do it
haha
idon't understand
2007-03-30 19:21:22 · answer #3 · answered by Anonymous · 0⤊ 0⤋
1B, 2B
2007-03-30 19:24:16 · answer #4 · answered by Philo 7 · 0⤊ 0⤋