Answer:
x = 60
Step-by-step explanation:
By applying mean ratio theorem in the given right triangles ΔABC and ΔBDC,

BD² = AD × DC
BD² = 36 × 64
BD = 
BD = 48
By applying Pythagoras theorem in right triangle ΔADB,
AB² = AD² + BD²
x² = (48)² + (36)²
x² = 3600
x = 60
Answer:
9675770
Step-by-step explanation:
Hope this helps
Answer:
A =4πr2
Step-by-step explanation: