Use pictures or words to explain how you can solve 7- 3 by counting back

He expression 2(l + w) is used to calculate the perimeter of a rectangle, where l is length and w is width. if the length is fraction 2 over 3 unit and the width is fraction 1 over 3 unit, what is the perimeter of the rectangle in units? fraction 2 over 3 unit 1 unit 1fraction 2 over 3 units 2 units

Given: m∠ adb = m∠cdb ad ≅ dc prove: m∠ bac = m∠bca lol

Percent increase and decrease. original number: 45 new number: 18