Is the following shape a rectangle? How do you know?

When i'm with my factor 5, my prodect is 20 .when i'm with my addend 6' my sum is 10.what number am i

As a salesperson you get $50/day and $3.60/each sales you make.if you want to make $60 in one day, how many sales would you need need to make ? a 3b 4c 5d 6 show work.

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cot of 61.6