Answer:
Angle 1 is 105 degrees
Step-by-step explanation:
180 - 75 = 105
so
Angle 1 is 105 degrees
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Answer:
21345
Step-by-step explanation:
Answer:
sin; 7.7
Step-by-step explanation:
✔️Reference angle = 50°
Length of side opposite to reference angle = b
Hypotenuse = 10
✅The trigonometric function to use is sin
✔️To find b (opp), we would use:
Sin 50 = opp/hyp
Sin 50 = b/10
10 × sin 50 = b
b = 7.66044443 ≈ 7.7 (nearest tenth)
Answer:

Step-by-step explanation:

Rewrite
as
:

Rewrite 216 as 

Apply exponent rule: 



Apply difference of cubes formula: 


Refine.

PEMDAS
(9)(5) + 8
45 + 8
53