The value of expression b is eight times the value of expression a without evaluating expression a, determine what number belongs in the box in expression b. explain how you determined this question. expression a: 4×[(1.5+100.25)x3.65] expression b : ? ×[(1.5=100.25)x3.65]

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?

The polynomial 10x3 + 35x2 - 4x - 14 is factored by grouping. 10x3 + 35x2 - 4x - 14 5x )-20 what is the common factor that is missing from both sets of parentheses?

The complement of an angle is one-sixth the measure of the supplement of the angle. what is the measure of the complement angle?