Geometry: Right Angled Triangle and Trigonometric Identities
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Questions and Answers

What is the measure of the arc of the circle?

  • 120°
  • 90°
  • 54° (correct)
  • 80°

In the ratio 4:3, what is the length of the segment AB if the length of segment AB is 7.5 cm?

  • 6 cm
  • 3.75 cm (correct)
  • 5.25 cm
  • 4.5 cm

In the right-angled triangle LMN, if AC = 5.4, CE = 9, and BD = 7.5, what is DF?

  • $5.4\times9\times7.5$
  • $5.4 - 9 - 7.5$ (correct)
  • $5.4 + 9 + 7.5$
  • $5.4^2 + 9^2 - 7.5^2$

What is the value of cos 0 if tan 0 = 1?

<p>$\frac{1}{\sqrt{2}}$ (C)</p> Signup and view all the answers

In a circle with a radius of 10 cm, what is the area of the sector associated with an arc of 54°?

<p>$\frac{54}{360}\times \pi \times 10^2$ (D)</p> Signup and view all the answers

In a right-angled triangle LMN, what is the value of $1 + \tan^2(0)$?

<p>$2 + (1)^2$ (B)</p> Signup and view all the answers

What is the alloying

<p>What is the alloying</p> Signup and view all the answers

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