In Ellen’s math class, there are 2 boys for every 3 girls. Which of the following could be the ratio of boys to girls in the cla
1 answer:
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Answer:
mBC = 96°
mB = 55°
mC = 77°
mAB = 154°
Step-by-step explanation:
The angle mB inscribes the arc mAC, so we have:
The sum of internal angles of a triangle is 180°, so in the triangle ABC we have:
Using again the property of inscribed angles, we have: