ANSWER ASAP RIGHT ANSWER = BRAINLIST 100 POINTS What is the quotient?

−5 1/4 ÷ 2 3/4

Enter your answer as a mixed number, in simplified form, in the box.

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

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?

Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189