05.01 Solving Right Triangles

Question 1 options: Find the sine ratio of angle Θ. Clue: Use the slash symbol ( / ) to represent the fraction bar, and enter the fraction with no spaces. Triangle has sides of 12,13,5 and Θ is in angle between 5 and 13.

12/13

If sin∠X = cos∠Y and m∠X = 72°, what is the measure of ∠Y? Question 7 options: 18° 72° 90° 108°

18°

If the sin 60° is , radical 3 over 2. then the cos ________° = ________. Question 4 options: 30°; 60°; 30°; rad. 3 over 2. 60°; 1

30°; radical 3 over 2.

Question 3 options: (Find the tangent ratio of angle Θ. Clue: Use the slash symbol ( / ) to represent the fraction bar, and enter the fraction with no spaces. Triangle has sides of, 4,5,3 and Θ is in angle between 5 and 3.

4/3

Question 2 options: Find the cosine ratio of angle Θ. Clue: Use the slash symbol ( / ) to represent the fraction bar, and enter the fraction with no spaces. Triangle has sides of 12,13,5 and Θ is in angle between 5 and 13.

5/13

Triangle BAC was dilated from triangle BDE at a scale factor of 2. What proportion proves that cos∠D = cos∠A? Question 6 options: I wasnt typing this out :/.

NOT 3/3.61 = 6/7.22

Question 5 options: If the sin of angle x is and the triangle was dilated to be two times as big as the original, what would be the value of the sin of x for the dilated triangle? Clue: Use the slash symbol ( / ) to represent the fraction bar, and enter the fraction with no spaces.

NOT 8/10

If sin(y°) = cos(x°), which of the following statements is true? Question 9 options: y = x and ΔABC ≅ ΔFED w = x and ΔABC ≅ ΔFED y = x and ΔABC ~ ΔFED w = x and ΔABC ~ ΔFED

NOT w = x and ΔABC ≅ ΔFED

In triangle JKL, sin(b°) = and cos(b°) = . If triangle JKL is dilated by a scale factor of 2, what is tan(b°)? Question 10 options: tan(b°) = 5/3 tan(b°) = 4/3 tan(b°) = 3/4 tan(b°) = 5/4

tan(b°) = 3/4

If 0 < z ≤ 90 and sin(9z − 1) = cos(6z + 1), what is the value of z? Question 8 options: z = 3 z = 4 z = 5 z = 6

z = 6