20^2 = 16^2 +x^2
400= 256+ x^2
x^2 = 400 -256
x = 144^1/2
=12
b. yes
Answer: true :))
Step-by-step explanation:
Answer:
Step-by-step explanation:
Ok, so i cant really awnser all the questions on that page but a very important thing to know is that it is proportinal if the layout is y=mx. the m is usually replaced with something else though. So for that first question, its proportianal. Try your best to turn those story problems into equations and then see if it matches the y = mx equation if not, its not
Answer:
C. 5i
Step-by-step explanation:
- The square root of a negative number is computed as the normal square root (square root of 25 is 5), but due to the negative sign, we must account for "i", which stands for the imaginary unit.