What? Is the sum for 490+234
2 answers:
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Answer:
23.6
Step-by-step explanation:
<u><em>Finding AC:</em></u>
Cos 61 =
0.48 × 10 = Adjacent
AC = 4.8
<u><em>Now, CB:</em></u>
Cos 29 =
0.87 × 10 = CB
CB = 8.8
<u><em>The perimeter:</em></u>
=> 10+4.8+8.8
=> 23.6