Answer:
80 units
Step-by-step explanation:
The area of a trapezoid is 1/2(B1xB2) times h. 8+12 is 20, divided by 1/2 is 10, and 10 times 8 is 80.
Hope this helped!❤
Answer:
It can't be factored
Step-by-step explanation:
There is no common multiple in x^2 - 7
Answer:X=i and ±
Step-by-step explanation:
Your expected win from this bet would be about -0.05, meaning that you can expect to lose 5 cents on each $1 bet.
To find this we multiply the probability for each bet times $1. Remember in Roulette, there are 18 red, 18 black and 2 zero spaces.
(18/38) x 1 + (20/38) x -1 = -0.05