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In this lesson, we will learn how to use proportions to find a missing side length in similar polygons.

Q1:

If π΄ π΅ πΆ π· is similar to π π π πΏ , what is the length of π΄ π· ?

Q2:

Given that triangles π΄ π΅ πΆ and π΄ β² π΅ β² πΆ β² are similar, work out the value of π₯ .

Q3:

If π΅ πΈ πΉ π΄ βΌ πΈ π· πΆ π΅ , find the value of π₯ .

Q4:

Given that π π π π βΌ π π π π , find the value of π₯ .

Q5:

Given that the two polygons are similar, find the value of π₯ .

Q6:

These two shapes are similar, and their areas π΄ 1 and π΄ 2 are given. Find the value of π₯ .

Q7:

Given that the two given polygons are similar, determine the value of π₯ .

Q8:

Q9:

Given that π΄ π΅ πΆ π· βΌ πΈ πΉ πΊ π» , find the values of π₯ and π¦ .

Q10:

Given that π΄ π΅ πΆ π· βΌ π π π πΏ , determine π β π π π .

Q11:

Given that π΄ π΅ πΆ π· is similar to π π π π , find the values of π₯ and π¦ .

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