5,12,13
5X5=25
12X12=144
25+144=169
answer: square root 169=13
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if x =4 and y =-3
F =
Answer:
31 degrees
Step-by-step explanation:
well each three point of a triangle equals 180
so 20+35= 55 180-55= 125
now if the exterior angle is 156 and it should equal 180 the interior angle would be 24 degrees
now we have 24 and 125 so angle ? = 31
.10 is the answer because it says in a scale so that tells you it's going to be a decimal
I hope this helps you
2x=b-a
x=b-a/2
