Answer:
49
Step-by-step explanation:
The area of the shaded region is 12m. I am not a 100% sure.
Answer:
Step-by-step explanation:
The explicit formula for an arithmetic sequence is

where n is the position of the number in the sequence, a1 is the first number in the sequence, and d is the common difference between the numbers.
If we are looking for the 91st term, our n = 91;
our a1 is 28, and
the common difference is -20. Putting all that together gives us the explicit formula for this sequence:
and
and
so

Answer:
4
Step-by-step explanation:
If all were measure 5, the perimeter would be 30. The perimeter is 4 more than that. Each side that is 6 instead of 5 adds 1 to the perimeter, so there are 4 sides of length 6.
_____
<em>Check</em>
2×5 + 4×6 = 10 + 24 = 34 . . . . the answer checks OK
Answer:
55 1/50 or 2751/50
Step-by-step explanation:
Convert both expressions to improper form
Make their denominators the same
Multiply the numerators
Simplify the fraction if needed