Adding Integers with Integer Tiles For addition, drag tiles onto the board.
To form a group, place one tile on top of another.
Use the integer tiles to find the sum of 4 and -5.
9
-9
Board sum: 1+1
Tile moved to a new location
Reset

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)

answer: 7

step-by-step explanation:

but there’s no any figure there!