Question

Mhanifa please help! I will mark brainliest

Answer 1

Answer:

Use Pythagorean:

• a² + b² = c²

#1

• x² = 13² - 5²
• x² = 144
• x = √144
• x = 12

#2

• x² = 7² + 4²
• x² = 65
• x = √65
• Option D

#3

• x² = 10² - 6²
• x² = 36
• x = √36
• x = 6