1-69. Lacey and Haley are rewriting expressions in an equivalent, simpler form.
Homework Help
a. Haley simplified 23 .z and got 25. Lacey simplified 23 +22 and got
the same result! However, their teacher told them that only one
simplification is correct. Who simplified correctly and how do you know?
b. Haley simplifies 35.45 and gets the result 1210, but Lacey is not sure. Is Haley
correct? Be sure to justify your answer.

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?