Susie earns $9 per hour at her part-time job. on tuesday, she spent $5 of her pay that day on lunch. if she took home $49 that day, how many hours did she work? which mathematical sentence matches the problem?
5h + 9 = 49
9h + 5 = 49
9(h - 5) = 49
9h - 5 = 49

Solve these problems: 1.what is the perimeter of an equilateral triangle with sides measuring 6cm? 2. a regular pentagon has sides measuring 3.2 cm. what is its perimeter? 3. a regular decagon has sides of 3.5mm . what is it’s perimeter? 4. a regular octagon has a perimeter of 64cm. what is the length of one of the sides? 5. a regular hexagon has a perimeter of 72mm . what is the length of one of the sides? 6. what is the perimeter of a rhombus with sides measuring 11m?