navimoore17 navimoore17

03-12-2020
Mathematics

contestada

One of the base angles of an isosceles triangle is 70°, and the vertex
angle is 5x+5. What are the measures of x and the vertex angle? *

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princessmosher11 princessmosher11

03-12-2020

Answer:

140+2×=180--> 2×=40 --> × = 20 by substitution we found that <F * 2 = 140 and angle f =79 degrees

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