For a field trip, 56 students registered. on the day of the field trip, 7 students were unable to go. which decimal describes the ratio of students who were unable to go to the number of students who registered for the field trip?

19.side- angle- side

20. angle- side- angle

step-by-step explanation:

answer

a,b, and d

explanation

a reflection angle is more than

but less than;

an angle that measures

is a reflex angle.(true)

an angle that measures less than

is acute.(true)

provided we are considering angles greater or equal to zero.

an acute angle lies in the range.

an obtuse angle is less than 180° but more than 90°

an angle that measures 300° is obtuse (false)

an angle that measures 65° is an acute angle.(true)