Help me please :(( I don’t understand what it is asking me

10

Step-by-step explanation:

each triangle is 10 because the formula for finding area in a triangles our base x height then divide by 2 so. 4 x 5 = 20 then 20 ÷ 2 = 10 hope this helps!

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)