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G-CO.7 Warmup M1-042-A05-V03

Use rigid motions to show triangle congruence through corresponding sides and angles.

Use corresponding parts of congruent triangles

Problem

Given \(\triangle~LMN~\cong~\triangle~RST\), find the missing value \(x\) when \(MN=2x+1\) and \(ST=9\).

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Four variants of this problem type
Curriculum context
Course
Math I
Standard
G-CO.7
Category
Geometry
Domain
Congruence
Objective
Use rigid motions to show triangle congruence through corresponding sides and angles.
Problem type
Use corresponding parts of congruent triangles