Answer:
A
Step-by-step explanation:
let one acute angle be x then the other is 2x + 48
Their sum is 90 , hence
x + 2x + 48 = 90
3x + 48 = 90 ( subtract 48 from both sides )
3x = 42 ( divide both sides by 3 )
x = 14
the 2 acute angles are x = 14° and (2 × 14 ) + 48 = 28 + 48 = 76°