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# Details for problem "Triangle sides and perimeter"

Quickname: 7677

Junior High School, Middle School, High School.

## Summary

For a given triangle, the sides and/or perimeter have to be determined.

## Description

Use this problem in your worksheets to calculate the perimeter or any of the missing side in a triangle when all other values are given. For a triangle, the perimeter is found by adding the lengths of the three sides. In this problem set, one of these values (side a, side b, side c, perimeter) is missing, the other three are given. The missing value has to be calculated from the other ones. This kind of worksheet can be used as a small or whole group activity or independent/ homework practice for mastery of finding the perimeter of a triangle using sides. Practice this problem in variation to boost the objectives given below.

1. Recall the addition of decimal numbers.
2. The formula to find the perimeter of a triangle is revised.
3. Understand the use of measurement units.
4. Buildup concept of deriving required value from a given equation.
5. Develop algebraic skills in geometry.

The complexity level can be personalized to use these worksheets from grade 7 and grade 8.

• The number of problems is selectable from 1 to 10.
• The values to be asked for can be chosen:
• One of the sides only, sides or perimeter, or only the perimeter.

The answer key will include the solution of missing value.

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## Customization options for this problem

Parameter
Possible values
Number of problems
1, 2, 3, 4, 5, 6, 7, 8, 9, 10