8.7.C.18 - Applications of the Pythagorean Theorem – Exit Ticket

Last updated about 4 years ago

3 questions

Use the diagram of the equilateral triangle shown below to answer the following
questions. Show work that leads to your answers.

What is the perimeter of the triangle?

What is the height, h, of the equilateral triangle? Write an exact answer using a square root and approximate answer rounded to the tenths place.

Using the approximate height found in question 2, estimate the area of the equilateral triangle.

From EngageNY.org of the New York State Education Department. Grade 8 Mathematics Module 7, Topic C, Lesson 18. Internet. Available from https://www.engageny.org/resource/grade-8-mathemat...; accessed 14/Apr/2016.