The city wants to know if buying a giant water fall would be cost effective. They want to get an idea of how many would pay to use the slide. Which sample would give the city the most useful results? A. 25 people of all ages
B. 100 people of all ages
C. 30 people at city park
D. 100 people at city park

B. 100 people of all ages

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)