Answer:
imma need my points back
Step-by-step explanation:
Answer:
<em>12^2 + x^2 = 13^2</em>
Step-by-step explanation:
The student's error was that he didn't use the Pythagorean Theorem correctly
According to the Pythagorean Theorem, <em>a^2 + b^2 = c^2</em>, where c represents the hypotenuse
However, the student replaced <em>c</em> with <em>x</em>, which isn't the hypotenuse
The hypotenuse is 13, so <em>c</em> should be 13, not <em>x</em>
Answer:
7
Step-by-step explanation:
3×7+1=22
2×7+8=22
Is it subtract 228? if so then 3-5 equals -2. -2-8 equals -10. -10-228 equals -238