Answer:
3.0cm*2.2cm = 6.6cm^2
Step-by-step explanation:
B because sin is opposite over hypotenuse and 8 is the opposite side to angle C and 17 is the longest side of the triangle meaning it is the hypotenuse
You have to add 2.52 and 1.26 and divide it by 18!
Condense the logarithm on the right side:




So,

and
, which makes (4) the correct choice.