Mathematics, 21.04.2021 21:40 janiadavis35

Cole found BC in ΔABC . His work is shown below. Identify the first step in which his work shows an error. A Step 1: 92 + 152 = c2 B Step 2: 81 + 225 = c2 C Step 3: 306 = c2 D Step 4: 306−−−√ =c E Step 5: c≈17, so BCis about 17 in.

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Cole found BC in ΔABC . His work is shown below. Identify the first step in which his work shows an...