Answer:
All rhombuses are rectangles. False
All parallelograms are quadrilaterals. True
All squares are rhombuses. True
All rectangles are squares. False
Answer:
72.6
Step-by-step explanation:
180-107.4 = 72.6
Answer:
n = (1/2)(-1 ± i√2)
Step-by-step explanation:
Among the several ways in which quadratic equations can be solved is the quadratic formula. Putting to use the coefficients {12, 12, 9}, we obtain the discriminant, b^2 - 4ac: 12^2 - 4(12)(9) = 144 - 432 = -288. The negative sign of this discriminant tells us that the quadratic has two unequal, complex roots. These roots are:
-b ± √(discriminant)
n = ---------------------------------
2a
Here we have:
-12 ± √(-288) -12 ± i√2√144 -12 ± i12√2
n = ---------------------- = ------------------------ = --------------------
2(12) 24 24
or:
n = (1/2)(-1 ± i√2)
Answer:
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Step-by-step explanation:
I am not sure if you are aware but the last night of our meeting was about to be around the same