Isabelle and her parents plan to share the cost of her college education. The annual tuition cost for the college she plans to a
1 answer:
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Step-by-step explanation:
The reason why all the addition of the all the triangle's angles is equal to 180° is because it's a rule
REMEMBER THAT RULE !!!!
If you have any questions about the way I solved it, don't hesitate to ask me in the comments below =)
