What is the measure of DHF in circle H? 270 90 220 130
1 answer:
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Answer:
54
Step-by-step explanation:
n(AUBUC= n(A) + n(B) + n(C) - n(A^B) - n(A^C) - n(B^C) + n(A^B^C)
28 + 28 + 25 - 11 - 10 - 9 + 3 = 54
If you don't know the formula, use venn diagram
