For question 1 the answer is B.
for question 2 the answer is C.
Answer:
7i.
Step-by-step explanation:
Note : The given expression must be .
We have to write this radical value in the imaginary value.
The given value can be rewritten as
Therefore, the required expression is 7i.
Answer:
45 square meters
Step-by-step explanation:
we know that
The area of trapezoid is equal to
where
b1 and b2 are the parallel bases
h is the height of trapezoid (perpendicular distance between the parallel bases)
we have
substitute