Answer:
∠ ABC ≈ 137.9°
Step-by-step explanation:
Using the Cosine rule in Δ ABC
cos B = 
with a = 89, b = 144, c = 65
cos B =
=
=
, thus
B =
( -
) ≈ 137.9° ( to the nearest tenth )
10 because 7 x 3 = 21 and 7 + 3 = 10 so your answer is 10
Answer:
675$
Step-by-step explanation:
got it right
-12x/-4= -27
(-4)-12x/-4 it will cancel the 4 but you gotta multiply on the other side by 4 too
now have -12x =108
-12x=108
divide 108 by -12x which x=-9
Answer:
2persent
Step-by-step explanation:
because there are 10 10 in 100