Answer:
+/- 9i
Step-by-step explanation:
+/- sqrt(-81) = +/- sqrt(-1) × sqrt(81)
= +/- 9i
Answer:
parallelogram:
Hexagon:
Triangle:
Step-by-step explanation:
Answer: 9 houses
Step-by-step explanation:
Step 1:
Since 2/3 of the houses were sold last month, 1/3 of them were left.
45 * 1/3 = 15 houses left last month
Step 2:
Since 2/5 of the remaining houses were sold this month, 3/5 of them were left
15 * 3/5 = 9 houses left to be sold
there's your answer hope this helps :)
325 divided by area 21 2/3. always area divided by length
