Elle was asked to find the missing measure of an interior angle of a heptagon. A heptagon has angles x, 116 degrees, 115 degrees

Question

3 years ago

14

Elle was asked to find the missing measure of an interior angle of a heptagon. A heptagon has angles x, 116 degrees, 115 degrees

, 155 degrees, 138 degrees, 95 degrees, and 150 degrees. Elle’s work is shown below. Steps Elle’s Work Step 1 (n minus 2) 180 degrees = (7 minus 2) 180 degrees = 900 degrees Step 2 900 minus (116 + 115 + 155 + 138 + 150) Step 3 x = 226 degrees Where, if at all, did Elle first make a mistake finding the measure of an interior angle? step 1 step 2 step 3 Elle did not make a mistake.

Mathematics

2 answers:

vladimir1956 [14] · Answer 1 · 2022-03-27T17:22:20+03:00

vladimir1956 [14]3 years ago

3 0

Answer:

Step 2

Step-by-step explanation:

barxatty [35] · Answer 2 · 2022-03-27T18:34:40+03:00

barxatty [35]3 years ago

3 0

Answer:

Should be step 2!

Step-by-step explanation: