16. The use of line symbols enables engineers/designers to express features of designed products clearly and accurately.
3. Alphabet line
6. Outer line
b. Extension Line
d. Hidden line​

Another term for an organizational aid is ‘assistive image’. select the best answer from the choices provided

What are your academic resolutions for 2019? what plans do you have to yourself accomplish those goals?

A. describe the model of urban structure most often observed in mega-cities in developing countries. explain how this model differs from common urban structures in north america. b. describe at least two factors leading to the growth of mega-cities in developing or least-developed countries. c. identify and explain two factors that led to the formation of squatter settlements in mega-cities in developing countries.