Answer:
75°
Step-by-step explanation:

What I think: Use this, please excuse my dear aunt Sally, e= exponent my=multiplication. 4 to the tenth power (10,000) times 3 is equal to 30,000 which means they all get 10,000 minutes (I Think)
Answer:
12.87
Step-by-step explanation:
Check the picture below, that'd be a cube, all equal sides so 6 squares really, its lateral or sides section are just the squares at front, back, left, right.
if say, one side is hmm "s" units long, the area of just one square is s*s or s², and the area of those four lateral squares will just be 4(s²), or 4s² then.
now, we know the lateral area is 9 cm², namely 9 = 4s², thus

and surely you know how much that is.