19.2
To find the hypotenuse the equation would be: a^2 + b^2 = c^2.
12 squared is 144 and 15 squared is 225. Add them and you get 369. Then, square root 369 to isolate c. It'd be about 19.2
Answer:
3x
Step-by-step explanation:



Your answer is B can u plz make me brwinliest
Answer:
29 cookies
Step-by-step explanation:
x=9,2x=18,3x+2=3(9)+2=29
Answer: 6 - 2z
Step-by-step explanation: