I'm not sure if this is right, but I multiplied 115 by 4 and got 460- Try that? ;^;
In total there are 32 keys.
There 24 silver and copper keys so the probability of one being drawn is 24/32
Now just simplify
24/32 = 12/16 = 6/8 = 3/4
Answer:
SA = 124 cm²
Step-by-step explanation:
The lateral surface area is the area of all sides besides that base, so 93 cm² is the sum of 3 sides of the tetrahedron.
93/3 = 31 cm² per side, there are 4 sides, so 31(4) = 123 cm² is the total surface area
Answer:
8 and 17
Step-by-step explanation:
the awnser is 799 by 983
Step-by-step explanation: