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Lesson: Challenging Problem Solving - 31t08

Advanced Geometry: Multiple Figures

[Page 31 of 37]

Review the following problem and then proceed to the task below.


In the figure above, RSTU is a square with an area of 8 and JKL is an isosceles triangle. If JS = UL = 2, then what is the perimeter of the shaded figure?

Consider your answers to the following questions, and then click Continue.
  1. What is the question asking us to find?
  2. What information has it provided to us?
  3. What shared feature will get us to the correct answer?
Use the information provided in the question stem to determine the following measurements. Enter your responses in the boxes below, and then click Continue.

What is the length of side ST ?

What is the length of side TU ?

 

What is the length of side JK ?

What is the length of side KL ?

 

What is the length of segment JS ? 2

What is the length of segment UL? 2

 
Now that we have determined the lengths of all parts of the shaded region, calculate the total perimeter. Select an answer and then click Continue.
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