Answer:
15
Step-by-step explanation:
a^2 + b^2 = c^2
9^2 + 12^2 = 225

Hope this helps!!
Yes because 8 and 4 is an even number
You are asking for the condition needed for the
<span>two segments to be perpendicular to each other. </span>
<span>If the slope of one segment is m, then the slope of a perpendicular segment would be -1/m </span>
<span>this means that m2 = -1/m and so m2 x m = -1 </span>
<span>If you look carefully at your choices, the 3rd answer involves the two slope and has the -1. It's </span>
<span>the correct answer.</span>
Answer:
sorry I don't know
Step-by-step explanation: