Question

please answer this question ​

Answer 1

Answer:

the answer is c u can copy it down

Answer 2

Solution

let the angles are 3x, 2x and X

now...

X+2x+3x=180°

=>X=180°/6

= X=30°

now....

<A=3(30°)=90°

<B=2(30°)=60°

<C=30°

<A+<B=<ACE

=>90°+60°=<ACD+<ECD

=>150°=90°+<ECD

=> <ECD=60°