Answer:
9
Step-by-step explanation:
A positive 3430. because two negatives that are being multiplied by eachother are automatically positive.
It cannot be 30, because the sum of two sides should be more than third side
-not D
10+18=28 <30
it cannot be 6 +10 < 18
it cannot 8
8+10=18
so it is has to be C) 12
12+18>10
10+12>18
10+18>12
answer C. 12 cm
Sin (37°) = opposite side/Hypotenuse
sin (37°) =CV/55 →CV = 55.si (37°)
CV = 55 x (0.601815)
CV= 33
