{"id":"cb_practice_pdf:t9-math-m2-q19","source_id":"cb_practice_pdf","source_item_id":"t9-math-m2-q19","external_id":null,"ibn":null,"question_id":null,"program":"SAT","module":"math","domain_code":null,"domain":null,"skill_code":null,"skill":null,"difficulty":null,"score_band":null,"answer_type":"mcq","answer_source":"rationale","layout_warning":"Part of this question was typeset outside the text flow — a fraction, subscript or similar — and PDF extraction re-inserted it in the wrong place. The wording is reliable; the symbols may be out of order.","form_id":"cb_practice_pdf:test-9","module_number":2,"position":19,"stem":"XYZ RST Triangle is similar to triangle such that X, Y, and Z correspond to R, S, and T, respectively. ∠Z 20° 2XY = The measure of is and RS. What is ∠T the measure of? 2°","stimulus":"","stimulus_html":null,"stem_html":"<p>XYZ RST Triangle is similar to triangle such that X, Y, and Z correspond to R, S, and T, respectively. ∠Z 20° 2XY = The measure of is and RS. What is ∠T the measure of? 2°</p>","rationale_html":"<p>Choice C is correct. It’s given that triangle XYZ is similar to triangle RST, such that X, Y, and Z correspond to R, S, and T, respectively. Since corresponding + angles of similar triangles are congruent, it follows that the measure of Z is + + 20° congruent to the measure of T. It’s given that the measure of Z is . + 20° Therefore, the measure of T is . 44 SAT PRACTICE TEST #9 ANSWER EXPLANATIONS SAT ANSWER EXPLANATIONS n MATH: MODULE 2 Choice A is incorrect and may result from a conceptual error. Choice B is + incorrect. This is half the measure of Z. Choice D is incorrect. This is twice the + measure of Z.</p>","correct_answer":["C"],"has_media":false,"has_mathml":false,"has_table":false,"source_created_at":null,"source_updated_at":null,"options":[{"label":"A","content_html":"<p>10°</p>","ord":0},{"label":"B","content_html":"<p>20°</p>","ord":1},{"label":"C","content_html":"<p>40°</p>","ord":2},{"label":"D","content_html":"","ord":3}],"attribution":{"source_id":"cb_practice_pdf","source_name":"College Board full-length SAT practice tests (PDF)","rights_holder":"College Board","canonical_url":"https://satsuite.collegeboard.org/practice/practice-tests/paper","retrieved_from":"https://satsuite.collegeboard.org/practice/practice-tests/paper","attribution":"Full-length SAT practice tests 4–11 © College Board, published free at satsuite.collegeboard.org.","disclaimer":"Extracted from PDF layout: equations, figures and tables do not survive intact. Use the original PDFs for anything the text renders poorly. SAT® is a trademark registered by the College Board, which is not affiliated with and does not endorse this project.","license":"College Board copyright. Free to download; not licensed for redistribution.","redistributable":false,"item_count":905}}