Number 7 is parallel but number 8 is not
Answer:
The pythagorean theorem
Step-by-step explanation:
If the length and width of a rectangle are given, then you can use the pythagorean theorem to calculate the length of the diagonal which can otherwise be called the hypothenus since it forms a right triangle.
Answer:
second optoin
Step-by-step explanation:
12.3 or 12 3/10
4.5 + 7.8 = 12.3
or
4 10/20 + 7 16/20 = 11 26/20
11 26/20 can be simplified to 12 6/20 and further simplified to 12 3/10
Answer:
I believe it is 3.3881318e-21 but you could round that
Step-by-step explanation: