Answer: D. -0.6
Step-by-step explanation:
Z score formula= x-mean/ SD
34-40/10= -3/5= -0.6
Answer: If this isnt wrong then I probably forgot how to do this... You plug in 10 with 
10^2. so then you'll get 100 time pi and youll get 314.159265.
Answer:
5, last option
Step-by-step explanation:
Sides to be calculated are equal as both are opposite same angles, are adjacent to common hypotenuse of right triangles
Answer:
$2.90 %Step-by-step explanation:
because if you round it it would be close to 90 and if you mutiply 2 x 2 =4 x 89
This is the correct answer
