Answer:

Step-by-step explanation:




Answer: "less than" = subtract ( x - y )
So in this case its is 5-9 = -4 or 9-5=4.
Answer:
the first two answers are perpendicular
The answer is a, all rhombuses have equal sides, if they have equal sides then day have equal angles.
You divide everything by 2.
Your answer is
Y=1/2 + 3/2