I can assure you that it is A
Sec x is equal to 1/cosx, cot x is equal to cosx/sinx. cos x cancels, and you are left with 1/sinx. this is equal to cscx. Cosecant is : hypotenuse / opposite, so the answer is **D**
Answer:
Angle DCF is equal to 125 degrees.
Step-by-step explanation:
Answer:
x = 5
Step-by-step explanation:
0.8x - 0.3 - 0.7x = 0.2
0.8x - 0.7x = 0.2 + 0.3
0.1x = 0.2 + 0.3
0.1x = 0.5
Answer:C
Step-by-step explanation:
C