Answer:
Discrete probability distribution
Step-by-step explanation:
A weighted average <em>of</em><em> </em><em>the</em><em> </em><em>possible</em> values that random a valuable can take
X+y=180
they are adjacent angles
x=50
y=130
Answer:
<h2><u><em>
28 cm</em></u></h2>
Step-by-step explanation:
The area of a square is 49 cm2. What is the perimeter, in cm, of the square?
first we use the inverse formula to find the side (√49 = 7), then multiply the side by 4 (7 x 4 = 28)
or you can use an expression
4 * √49 = 28