Angles that sum up to 90° are known as

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{"content":[{"content":[{"marks":[{"type":"bold"}],"text":"Step 1 (Angle Definitions):","type":"text"},{"text":" ","type":"text"}],"type":"paragraph"},{"content":[{"type":"list_item","content":[{"content":[{"marks":[{"type":"bold"}],"text":"Complementary Angles:","type":"text"},{"text":" Two angles whose sum is exactly ","type":"text"},{"attrs":{"latex":"90^\circ"},"type":"math_inline"},{"text":".","type":"text"}],"type":"paragraph"}]},{"content":[{"type":"paragraph","content":[{"marks":[{"type":"bold"}],"text":"Supplementary Angles:","type":"text"},{"text":" Two angles whose sum is exactly ","type":"text"},{"attrs":{"latex":"180^\circ"},"type":"math_inline"},{"text":".","type":"text"}]}],"type":"list_item"},{"type":"list_item","content":[{"content":[{"marks":[{"type":"bold"}],"text":"Vertical Angles:","type":"text"},{"text":" A pair of non-adjacent angles formed by two intersecting lines (which are equal to each other).","type":"text"}],"type":"paragraph"}]}],"type":"bullet_list"},{"content":[{"marks":[{"type":"bold"}],"text":"Step 2 (Conclusion):","type":"text"},{"text":" Angles that sum up to ","type":"text"},{"attrs":{"latex":"90^\circ"},"type":"math_inline"},{"text":" are known as ","type":"text"},{"text":"complementary angles","type":"text","marks":[{"type":"bold"}]},{"text":", which is at option index ","type":"text"},{"marks":[{"type":"code"}],"text":"0","type":"text"},{"type":"text","text":" in "},{"type":"text","marks":[{"type":"code"}],"text":"['complementary angles', 'vertical angles', 'reflective angles', 'supplementary angles']"},{"text":".","type":"text"}],"type":"paragraph"}],"type":"doc"}

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