If the sin 30° = one half, then the cos 60° =
0, because the angles are complementary
one half, because the angles are complementary
square root 3 over 2, because the angles are complementary
1, because the angles are complementary

one half (1/2)

step-by-step explanation:

sin 30°=cos 60°=0.5 because the angles are complementary.

the 1st digit is in the 100s n its 1

step-by-step explanation:

3,589÷18 = 199.389

so the first digit of the quotient is in the 100s n its 1

i believe the correct answer is option 4.principalities were small territories that were run by russian rulers.

which statement correctly defines principalities in northern asia in the 1200s? principalities were small territories that were run by russian rulers.

hope i could ! : )