Which is a step in dividing complex numbers? Group of answer choices

Multiply both numerator and denominator by the complex conjugate of the numerator.

Multiply the numerator by its complex conjugate.

Multiply the denominator by its complex conjugate.

Multiply both numerator and denominator by the complex conjugate of the denominator

Someone me what is the area of this figure? 18m 18m 8m 16m

Ican interpret and represent the remainder in division calculations sensibly for the context (eg if we wont to know how many 40 seat buses will be needed to transport 170 students for on excursion, we divide 170 by 40 and realise buses and another smaller vehicle to that we need 4 transport 10 more students) solve the following questions. show your work! 11) the zoo had 420 butterflies that needed to be transported to a new enclosure. the boxes that the butterflies would be moved in only hold 80 butterflies in each. how many boxes would they need? 2 12) each classroom in the school can have exactly 25 students, if there are 345 students in the school how many full classrooms are there?

In the figure below, m∠r is 60°, and m∠t is 120°. what is m∠q? a. 60° b. 30° c. 120° d. 54