Question

Δ ABE Δ ACD, and
<A= 30° <B = 90°
then find <D​

Answer 1

Answer:

angle B=60

Step-by-step explanation:

A+B+C=180. USE THIS CONCEPT

Answer 2

Answer:

side opposite to 30°

is =1/2 AC

BC=1/2×AC

BC=1/2×16

BC=8