1 Answer

Yanil · Answer 1 · 2018-03-03T12:09:46+0000

equilateral triangle because all three sides are equal.So all three internal angles are also congruent to each other and are each 60 degrees

7x - 3 = 60
7x = 63
x = 9

if you need to find for y
11y + 5 = 60
11y = 55
y = 5

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

0 Comments

Please log in or register to add a comment.

Other Questions