dariannalopez5902
07.12.2021 •
Mathematics
In a circle with aradius 8.9 an angle intercepts an arc of length 15.9 find the angle in radians to the nearest 10th
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Ответ:
6
Step-by-step explanation:
DB/AD = AD/DC
so
AD² = DB x DC
AD² = 9 x 4
AD² = 36
AD = 6
note, it can be doing if PART A you answer the pair is ∆ABD with right angle in A and ∆ADC with right angle on D