Mathematics: In math class 4 students complete individual surveys to determine the percentage of high school students that drive to school. which two surveys show proportional results? a. a survey of 300 students showed that 225 of them drove to school. b. a survey of 220 students showed that 154 of them drove to school. c. a survey of 100 students showed that 65 of them drove to school. d. a survey of 440 students showed that 330 of them drove to school.

In math class 4 students complete individual surveys

sebastien14

26.01.2020

See below

Step-by-step explanation:

Part A:

area of parallelogram = base * height

A = 9 ft * 8/9 ft = 8 ft^2

Part B:

Connect point D to point B with a segment. Now you have 2 triangles.

The area of each triangle is base * height/2

area of triangle = bh/2 = (9 ft)(8/9 ft)/2 = 4 ft^2

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