Answer:
804.25 cm² (corrected to 2 decimal places)
Step-by-step explanation:
Radius = diameter / 2
= 16/ 2
=8 cm
Surface area of sphere = 4πr²
= 4π8²
=804.25 cm² (corrected to 2 decimal places)
Answer:
Multiplication
Step-by-step explanation:
P = Parentheses
E = Exponents
M/D = Multiplication/Division
A/S = Addition/Subtraction
If you have both multiplication/division or addition/subtraction left, ALWAYS work left to right.
Since there are no parentheses or exponents you do the multiplication first
Answer:
BC = EF = 8
Step-by-step explanation:
Assuming you mean BC ≅ EF, then ...
... 3z +2 = z +6
... 2z = 4 . . . . . . . . add -2-z
... z = 2 . . . . . . . . . divide by 2
BC = EF = 2+6 = 8
Answer:
C
Step-by-step explanation: