Eighteen inches is what part of a yard

The eighth of a yard (4.5 inches) was sometimes called a finger, but was more commonly referred to simply as an eighth of a yard, while the half-yard (18 inches) was called "half a yard".

Imperial/US units: 3 ft; 36 in

Unit system: imperial/US units

Unit of: length

Symbol: yd

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)

the answer would be 150 books

step-by-step explanation:

if you divide 300 by 2 you will get 150