Hey so the answer would be B
Answer:
x = −
4
Step-by-step explanation:
Answer:
d=1
Step-by-step explanation:
In rectangular form, we have the coordinates 
the formula for the Pythagorean theorem is a squared plus b squared is equals to c squared we don't have our a so it will be 8 * 8 =64which is 64 is equals to 10 * 10 which is 100 - 64 is equals to 36 then you square root do square roots the 36 which is 6