Answer:
c
Step-by-step explanation:
10 = 2x
x=5
15-15 = 0
a²+b² = c² where a and b are legs and c is the hypotenuse
So...
a²+4²=13²
a²+16=169
a²=153
a=√153
answer: approx. 12.37 units
The sum of 1/3 plus 1/6 is 1/2
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