ANSWER: y=6
straight lines are 180° and all the angles in a triangle add up to 180°
Answer: the diameter is 7cm And the radius is 3.5 cm
Step-by-step explanation:
H=how far up from the ground does the ladder touch the building
h/30=sin 25°
h=30 sin 25°
h=12.7 decimeters(1 decimal place)
Answer: The height that the ladder touch the building far up from the ground is 12.7 decimeters.
Your answer would be 288. Also, did you mean 8/9? Hope I helped!