A = 2(6)(8)/2 + 8(7) + 7(10) + 6(7)
A = 146 sq m
Therefore the surface area of the triangular prism is 146 m^2.
Answer:
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Answer:
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Step-by-step explanation:
6b<42
b<7
4b+12>8
4b>-4
b>-1
b>-1 or b<7
Answer:
Step-by-step explanation:
120 +-20 =(100 ; 140) -> X±k*σ= 100 =>k=1
According to Chebyshev, approximately 66.67% of the data lie within one standard deviation of the mean
->66.67%*560 = 373 products in (100;140)