If you recall soh-cah-toa, tangent is equal to the opposite length divided by the adjacent length so it is true.
The formula for cosine is adj/hyp. For angle B, 10 is the adjacent and 24 is the opposite. The hypotenuse ( in this case, 26) is the longest side. the ratio for angle b would be 10/26.
Answer:
300 square units
Step-by-step explanation:
explanation-because i just know
D/dx sec x=d/dx 1/cos x= sec x tan x