What is the angle measure in of EAD?

120°

Step-by-step explanation:

if you look at the points fda and eaf you add the two together

so you add 30° and 90°

hope this helped

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.

i need more details sorry

step-by-step explanation: