A. Without using your calculator, determine the special acuté 1. a = sin- (-) 2. 0 = cos () 3. B = tan-1 3. 4. a = sin-1() 5. 0 = cos %3D 10

Q: 2.5 m 3.1 m not possible 38.88° 53.75° 36.25° Y

A: Using trigonometric ratio of cosine, we will find the measure of angle Y.

Q: Find the angle measure indicated

A: Given,

Q: J 61² 8cm L K

A:

Q: What are the obtuse and negative angles?

A:

Q: What is the value of missing angle “?”

A: To find: ∠G

Q: E+ 60 60 A B. ve to answer question number 1 neasures are 60 degrees mplementary toZABD

A:

Q: In the diagram below, ABC || DEFG . Transversal BHE and line segment HF are drawn. D G If mzHFG =…

A: m∠HFG = 130 and m∠EHF = 70

Q: W 111 ° T U 40 ° V

A:

Q: ZA (2х + 4)° ZB (4х- 10)°

A:

Q: What is the measurement of the indicated angle?

A: Given that:

Q: 77° 97°

A:

Q: 118° 105° X 130⁰ 75⁰

A:

Q: 2) U 50° T ? V

A:

Q: atcutate angte Bcm 9cm 10cm

A: Given triangle has three sides  Let us say Side A =10cm                 Side B = 8cm…

Q: <-- ? 8.

A:

Q: Suppose u = (5, -4, 4). Then (2, 5, 4) makes ? with u (-8,0, 10) makes ? v with u (1,5, –5) makes ?…

A: I have appended the formula used in the solution part