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Update Trig Quiz 1.md

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James Su 2019-11-14 01:53:31 +00:00
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Grade 10/Math/MPM2DZ/Trig Quiz 1.md
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@ -1,8 +1,8 @@
# Question 1
$`\because \angle B^\prime = \angle B \quad (\text{Corresonding Line theorem})`$
$`\because \angle B^\prime = \angle B \quad (\text{PLT-F})`$
$`\because \angle C^\prime = \angle C \quad (\text{Corresponding Line theorem})`$
$`\because \angle C^\prime = \angle C \quad (\text{PLT-F})`$
$`\therefore \triangle AB^\prime C^\prime \sim \triangle ABC \quad (\text{ AA } \sim) `$
@ -76,6 +76,10 @@ $`AB = \dfrac{\sin 86.25 \times 6.8}{\sin 32}`$
$`AB = 12.8`$
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$`\therefore AB \text{ could either be } 6.37cm \text{ or } 12.8cm`$
# Question 3
$`\text{let the square be } \square ABCD \text{ and the inner triangle } \triangle AEF `$