In the diagram below, AB || CD, AD || BC, mZCAB = 28°
and mZACB = 40°. Find mZD.

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label

An airplane travels at an unknown elevation before it descends 3 miles to an elevation of 15 miles. find the elevation of the plane before its descen.