Answer :
a² + b² = c²
15² + x² = 18²
x² = 18² - 15²
x² = 99
x = √99
x = 9.9 units (nearest tenth)
Answer: x = 9.9 (Answer a)
15² + x² = 18²
x² = 18² - 15²
x² = 99
x = √99
x = 9.9 units (nearest tenth)
Answer: x = 9.9 (Answer a)
