Answer:
5
Step-by-step explanation:
Pythagoras theorem
Answer:
-1352x
Step-by-step explanation:
Because x never got a value and then so it stands there.
DF=14. Because DE is half the line and EF is the other half the line you add up both the lengths to get the length of whole line.
DE=EF. DE and EF both equal 7 so they are equal.
Answer:
-50
Step-by-step explanation:
-71 + 21
-50
The 21 is positive so we subtract it off like when we do 1 - 1. The second 1 is negative to the first 1 who is positive.
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It's going to be graphed at coordinate (0,-3)
