Sandy has 6 sheets of colored paper. She uses 4 sheets to make posters. She cute the remaining paper into equal rectangles to ma
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1. First of all, this is a isosceles triangle, meaning measurement I=58°, which makes it way easier to find T.
1. m{t}°=64 m{I}°=58
2. This one is easy because algebra is the key.
Add like-terms.
x=5
The only thing that confuses me is the y. Is it 7xy, y as a side, or what? Feel free to reply