Right triangle abc has its right angle at c. ac=12 and bc=5 . which trigonometric ratios are correct? select each correct answer. cosa=1213 sinb=1213 tanb=512 sina=513 tana=1213

the difference between a number and 5 is -2.

step-by-step explanation:

notice that the equation you are given has -2 (negative 2) on the right side, not 2. when you subtract 5 from a number n, you are finding the difference between the number and 5.

the difference between a number and 5 is -2.

21

step-by-step explanation:

2.2°  

step-by-step explanation:

let θ = the angle of elevation.

tanθ =77/2020

tanθ = 0.038 12

      θ = tan⁻¹0.038 12

      θ = 2.2°

answer: group b.

step-by-step explanation: