34^2 + 20^2 = 1156 + 400 = 1556
47^2 = 2209
because the squares of the 2 smaller sides is less than the square of the longer side the triangle is Obtuse
I'm doing 3
For 3, using a table is very similar to a double number because the numbers are matching up in both ways.
On the bottom of a double number line we have like, for example,-- the bottom of the double number line would have batches. And its 1, 2, 3 ,4 , etc.
And on a table, it would be the same, the numbers on both diagrams have the same methods, have same way of lining things up but they're just drawn differently.
Hope this helped!
Answer:
I think it's number 5 or (5,8)
Step-by-step explanation:
