Answer:
x=120°
Step-by-step explanation:
sum of all angles in a triangle is equal to 180
let the unknown angle be
If a semi-circle is rotated about the y-axis as shown below, what three-dimensional polyhedral would be formed? a Sphere b Cone
2 answers:
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1. A model of a famous statue is inches tall that is
in.
2. The actual statue is feet tall that is
3. The ratio of the height of the model to the height of the actual statue in simplest form is
Answer:
Answer:
Step-by-step explanation:
sin2x = 2sinx*cosx
= * cosx
= * cosx
= 2
=
= 24/25