Answer:
36,579.5180
Step-by-step explanationan:
Step-by-step explanation:
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Answer:
y=7.5
Step-by-step explanation:
25y -15y =75
10y=75
y=7.5
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Answer:
30 degree
Step-by-step explanation:
acb is 60 equilateral triangle
then dac angle is 120 double of centre angle
triangle dac is isoceles so 2 into angle acd=180-120
then acd =30