Estimate the difference between 156 and 31 by first rounding each number to the nearest ten. a.190 b.180 c.120 d.130

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

Which best describes the construction of a triangle if given the segment lengths of 2 cm, 3 cm, and 5 cm? a) unique triangle b) cannot be determined c) triangle not possible d) more than one triangle

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.