Answer:
area= 1/2 × d1 ×d2
d = diagonal
area= 1/2 ×24×18 =216 unit^2
Answer:
94.2 in squared
Step-by-step explanation:
lateral area plus area of both flat sides
37.68 + 2(3.14*3^2)
37.68 + 56.52 = 94.2 in squared
Answer:
The answers is "
Option B".
Step-by-step explanation:

Where,
predicted value of lead content when traffic flow is 15.


Calculating thet-critical value
The lower predicted value 

When
of CI use as the expected lead content:

2 because if you divide 14 by 7 to isolate the variable you get 2