Answer:
Step-by-step explanation:
using sine formula
let ∠ADB=y
then ∠CDB=180-y
∠DAB =180-(35+y)
the answer is D. twenty-five seconds over one-fourth mile = 100 miles per hour.
A) 56.549
B) 9.425
2(pi)r=56.54867
60/360x56.54867=9.425