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Math Homework Hotline reviews angles and triangles; student wins live challenge
Summary
Hosts Maggie Mixon and Lisa Arias led a live lesson on angles and triangles during Math Homework Hotline, walking through triangle inequality, Pythagorean checks, similar triangles and proportions. A student caller from Williams explained a solution to the program’s challenge and was named the episode’s winner.
Math Homework Hotline hosts Maggie Mixon and Lisa Arias spent the live program focused on angles and triangles, reviewing vocabulary and problem-solving strategies and taking calls from students who worked through examples on air.
The show opened its lesson with a clear statement of topic: “Our topic for tonight is angles and triangles,” Lisa Arias said on air. Arias and Mixon defined interior and exterior angles and reviewed common angle types — acute, right, obtuse and straight — and triangle types such as isosceles and equilateral.
The hosts worked through several classroom-style problems in front of the broadcast audience. Arias demonstrated the triangle-inequality rule with the mnemonic…
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