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Which expression has a value of 36, using only four 4s and any of the following: + , – , · , ÷, exponents, and/or parentheses?

44 ÷ (4 · 4)

(4 + 4) · 4 + 4

(4 · 4) + (4 · 4)

(4 + 4 + 4) · 4

In the diagram below? p is circumscribed about quadrilateral abcd. what is the value of x

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?

Jane moves from a house with 71 square feet of closet space to an apartment with 45.44 square feet of closet space. what is the percentage decrease of jane’s closet space?