Prove that local technology help in indigenous technology​

In the figure, polygon abcd is transformed to create polygon a′b′c′d′. this transformation is a by a factor of .

In a constitutional monarchy, the king or queen a. is a symbol of the nation b. runs for office c. controls the legislative branch d. has absolute control

Read the article about the fraser river, one of the most important rivers in canada. what is the most important species of fish in this river? why are the numbers of these fish declining?