Current location - Training Enrollment Network - Mathematics courses - There are three answers to math problems in the book, which are not too difficult or too many.
There are three answers to math problems in the book, which are not too difficult or too many.
1, b 2, d 3, C4D78B9, 13/5 10, and the angle ade is equal to the angle C.

1 1.6cm 12, pharmaceutical factory 13, 0.3m

The specific process can be selected and I hope to adopt it.