What is the measure of ∠ABD? What is the reason? 48° , isosceles triangle theorem 60° , isosceles triangle theorem 60° , equilateral triangle theorem 48° , equilateral triangle theorem

Answer asap. you begin with 1/2 scoop of ice cream. since you're hungry, you ask the vendor for 2/7 more scoops of ice cream. then, you eat 5/8 scoops. how many scoops of ice cream are left on your cone? i will mark brainliest for first correct answer.