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Laabri

Unit 7 Test 5/27/2022 v2

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Last updated 19 days ago
10 Nsɛmmisa
Hyɛ no nsow a efi ɔkyerɛwfo no hɔ:

This is the Unit 7 Test.

Complete the entire document for full credit.

This is the Unit 7 Test.

Complete the entire document for full credit.

Dilations

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Asemmisa {{asɛmmisaAhyɛnsode}}
1.

This is an example of what kind of dilation?

Scale factor can be written as (x,y)→(kx, ky)

The scale factor is of this example is (x,y)→

Asemmisa {{asɛmmisaAhyɛnsode}}
2.

Graph and label each figure and its image under a dilation with the given

scale factor. Assume all dilations use the origin as the center of dilation.

List the coordinates of the new triangle.

L':

M':

N':

Ratios and Proportions

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Asemmisa {{asɛmmisaAhyɛnsode}}
3.

Solve this proportion for x.

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Asemmisa {{asɛmmisaAhyɛnsode}}
4.

Use this diagram to solve for x

Triangle Proportionality

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5.

If ∆PQR ~ ∆SQT, find the value of x.

Round you answer to the nearest tenth.

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Asemmisa {{asɛmmisaAhyɛnsode}}
6.

If △LMN~△LBC, find LC.

Proving Triangles Similar

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Asemmisa {{asɛmmisaAhyɛnsode}}
7.

Are these triangles similar? If yes, then what method proves they are similar (Using AA SSS SAS). If the triangles are not similar then write n/a.

If yes, complete this similarity statement. If the triangles are not similar then write n/a

△AED~△

Ɛhia
20
Asemmisa {{asɛmmisaAhyɛnsode}}
8.

Are these triangles similar? If yes, then what method proves they are similar (Using AA SSS SAS). If the triangles are not similar then write n/a.

If yes, complete this similarity statement. If the triangles are not similar then write n/a

△BCD~△

Similarity in Right Triangles

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Asemmisa {{asɛmmisaAhyɛnsode}}
9.

Solve for x.

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Asemmisa {{asɛmmisaAhyɛnsode}}
10.

Solve for x.