Origami is the japanese art of paper folding. the heart shown on the lesson 6 assessment page was created using origami. a classmate classifies this polygon as a hexagon. is this classmate correct? how would you justify your response?

[10 points, algebra 2-simplifying complex fractions]according to my answer key the restrictions are -1 and 4. but why not positive 1?

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?

The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)