
Math 10_Q2_Mod.4: Theorems on Inscribed Angles
Quiz by Dona Aquino
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1. ∠𝑀 and ∠𝑁 are inscribed angles that intercept the same arc. If 𝑚∠𝑀=
27𝑥 and 𝑚∠𝑁= 10𝑥 + 51, find x.
2. In⨀𝐴 on the right, what is 𝑚∠𝐵𝐷𝐶if 𝑚∠𝐵𝐴𝐶 =
100?

3. Find B+C+D+E+F, the angles at the tip of the star.

6. Ben divided the sliced “dalandan” into 5 different parts with different measurements. Given that the sliced parts measure 115o, 50o, 45o, 75o, respectively. What is the measure of the last slice?
7. Which of the following statements is true?
8. ∠𝐴𝐵𝐶 is a central angle in ⊙ 𝐵intersecting 𝐴𝐶̂ .If the 𝑚∠𝐴𝐵𝐶= 5𝑥 − 20 and 𝑚𝐴𝐶̂ = 4𝑥+ 5, what is the degree measure of ∠𝐴𝐵𝐶?
9. Jericho wants to paste a garland 3 inches away from the center of a 10 circle. If the radius of the circle is 5 inches, how long should the garland be?
10. Joy recreates her old, rounded wall clock into a picture frame. She placed a picture with dimension 10 x 8 inches on it. Given that the corner of the picture is on the edge of the circle, find the radius of the wall clock.