answer:
138°
Step-by-step explanation:
180° is a supplementary angle and if it's 42° less it would be 138° 180-42=138
Step-by-step explanation:
5×16+4×9=116
(4+6×2)-12=4
Step-by-step explanation:
I don't know if it's correct
Answer:2.23607
Step-by-step explanation:
\sqrt{5} (cos(0) + i × sin (0))
\sqrt{5} (cos(π) + i × sin (π))
Answer:
Step-by-step explanation:
7/10 is 70% to 1 and 14/15 is 93% to 1