Answer:
Step-by-step explanation:
Answer:
B sqrt(17)
Step-by-step explanation:
Using pythagoras theorem
Hello,
2k²-3k-9=0
==>k=3 or k=-3/2
Answer C two rational solutions.
Answer:
width = 115 cm
Step-by-step explanation:
width² = 277² - 252²
width² = 76729 - 63504 = 13225
width = 115 cm