What is t
Triangle D E F is shown. The length of E F is 3, the length
of F D is 6, and the length of D E is 5.
Heron's formula: Area =
StartRoot s (s minus a) (s minus b) (s minus c) End Root
2 Sia
2 Sta
6 Sta
125

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)

coins of silver or gold

step-by-step explanation:

i believe it is b and c. (side note, i got the same computer from k-12 lol i’m in 8th grade and this is my first year, will it get

step-by-step explanation: