edlydoesntknothings edlydoesntknothings

04-03-2021
Mathematics

contestada

if ABC is similar to DEF, determine the measure of A

if ABC is similar to DEF determine the measure of A class=

Respuesta :

kritika3375 kritika3375

04-03-2021

Answer:

the answer is 66°

Step-by-step explanation:

As it is given that triangle ABC is similar to triangle DEF so

< A = < D ( being corresponding angles of similar triangles)

3x + 18° = 4x + 2°

4x - 3x = 18° - 2°

x = 16°

So now

< A = 3 * 16° + 18° = 66°

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