Negation...means put " not " in both the hypothesis and conclusion
if a parallelogram DOES NOT have 4 congruent sides, then it is NOT a rhombus.
Answer:
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Step-by-step explanation:
Answer:
Step-by-step explanation:
Here is how to get 9:
3x = 4(x - 2.25)
Solve 4(x - 2.25)
3x = 4x - 9
Move the variable to the left side and change it's sign
3x - 4x = -9
Combine like terms
-x = -9
change the signs
x = 9
There ya go! I hope this isn't too confusing!
66!
Surprised I got that.
360 - 42 - 42 - 72 - 72 = 132
132 / 2 = 66
If you look opposite from where the angles are given they are the same angles.