Answer:
-20/3
The exact form is -20/3
The decimal form is -6.6 repeating
The mixed number form is -6 2/3
Hope this helps!
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For AC:
AC= root((a-0)^2 + (b-0)^2)
AC= root((a)^2 + (b)^2)
For BD:
AC= root((a-0)^2 + (0-b)^2)
AC= root((a)^2 + (-b)^2)
AC= root((a)^2 + (b)^2)
Therefore,
AC=BD
