Answer:
29.9 feet
Step-by-step explanation:
sin 42= 20/x
X sin 42=20 cross multiply
X sin 42/sin 42 = 20/sin 42 Divide each side by sin 42
X = 20/sin 42 = 29.8895 ~ 29.9 feet
29.9
B
Those lines both make up the tip of the triangle figure...
0.0555555556
Put z = 5 to the expression (10 + 25) ÷ z:
(10 + 25) ÷ 5 = 35 ÷ 5 = 7