Answer:
Step-by-step explanation:
<u>Let the score is x. The average is:</u>
- (83 + 56 + 94 + x)/4 = 82
- x + 233 = 4*82
- x = 328 - 233
- x = 95
Surface area of a cube: 6 ( edge lenght )^2
A cube has 6 square faces, so we have to multiply the area of each face by 6.
Replacing:
SA = 6 (7)^2 = 6 (49) =294 squared units
Answer:
4.9
Step-by-step explanation:
1.7+3.2=4.9
No, Peter's answer was not reasonable. His jeans cost $24.55 and his shirt costs $12.25.
If you add those two together, it equals $36.80. That's $10 more than he estimated.