(28.5) all you would do to get that awnser is divide the number 57 since ABC creates in half of the decomposed parallelogram
135/9=15.
15-6=9.
The answer is simple, ¨a¨ should equal 9.
it's d, since the area of a circle is radius squared times pi
3.14×5^2= 78.4
Answer:
acute triangle.
Step-by-step explanation:
an acute triangle has all its angle less than 90°