I might just give two of them.
28. y=45°,
13x13=169
169/2=84.5
√84.5=x
x=2√21+√2/2
31. (5√2)²=50
50/2=25
x=√25=5
(5√2)²+(5√2)²=100
y=√100=10
Those are your answer.
<span>A rectangular piece of cardboard is 2 units longer than it is wide. From each of its corners a square piece 2 units on a side is cut out. The flaps are then turned up to form an open box that has a volume of 70 cubic units. Find the length and width of the original piece of cardboard. </span>
Answer:
25
Step-by-step explanation:
4 + 6 + 8 + 5 + 2 = 25
Answer:
the answer is indeed 154552243
its not hard. good luck
Step-by-step explanation:
![\left[\begin{array}{ccc}Your\;answer\;is\;48\end{array}\right]](https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7DYour%5C%3Banswer%5C%3Bis%5C%3B48%5Cend%7Barray%7D%5Cright%5D)
<u>Explanation</u>
Find the Least Common Multiple of the denominators (which is called the Least Common Denominator).
Change each fraction (using equivalent fractions) to make their denominators the same as the least common denominator.
Then add (or subtract) the fractions, as we wish!
<u>Credit to mathisfun.com!</u>