Answer:
a=square root of 44 or 2 times square root of 11
Step-by-step explanation:
a^2 + 100 = 144
a^2 = 44 So square root both sides
a = square root of 44, which can be simplified to square root of 4 times 11 and square root of 4 is 2 so...
answer is sq rt 44 OR 2 sq rt 11
