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Answer:
From the basics of algebra,
a triangle subtended to the center of a circle from the circumference is always isosceles
since the Central angle is 60 and the triangle is isosceles, the other angles are,

meaning that the triangle is equilateral.
all the other angles are 60.
the radius of the circle is the length of the triangles side,
ie 6cm
Answer:
The measure of angle 7 is 155*.
Step-by-step explanation:
Answer:
142.03 would be your answer
Step-by-step explanation:
You can multiply 123.50 by 15, which gets you $1852.50. Divide that by 100 and you are left with $18.525, which you can round to $18.53. Add that to what the cost of the bill was and you are left with $142.03
Answer:1/2(2)(4.4)(5) + 1/3(1/2)(2)(4.4)(3.9)