m∠BCD= m∠ACB ÷ 2 = 134.76° ÷ 2 = 67.38°
Ok done. Thank to me :>
Answer:
D.) 57
Step-by-step explanation:
x=o
in other words the two angles are equal
Answer:v= x a h add then multiply
Step-by-step explanation:
Answer: -30
Step-by-step explanation:
(-6) x (7) - (6) x (-2)
(-42) - (-12)=
-30
Hope this helps :)
Answer:
π4;3π4
Step-by-step explanation: Trig table gives:
sinx=√22 --> arc x=π4
Unit circle gives another arc x that has the same sin value:
x=π−π4=3π4