Answer:
0.24---> 24/100 ---> 6/25
Step-by-step explanation:
hope that helps
Answer:
-11/12 make sure you press the negative
Answer:
34 degrees
Step-by-step explanation:
the verical angle theorem says any two angles opposite of each other from intersecting lines have the same angle
If it's a regular octahedron, then you can calculate it using the formula

where

is the length of the edge.
If it's not regular, you have to calculate the area of each side individually.
Answer: 4/5 , 3/10
Step-by-step explanation:
P(not drawing black marble)=
= 8/10
=4/5
P(drawing a red marble)=
=3/10