Question

please solve 22 number.​

Answer 1

this the answer
Hope You get that
NOTE:In one step there is (11/2)³ it is actually (11/2)².

Answer 2

Answer:

Step-by-step explanation:

let radius be r

BY PYTHAGORAS THEOREM

BO² = OE²+EB²

R² = X²+ (5/2)²

R²= X² + 6.25

DO² = OF² + FD²

R² = (6-X)² + (11/2)²

X² + 6.25 = (6-X)² + (11/2)²

X= 5

NOW

R²= 25 +6.25

R =5.50 CM