A rectangle has a length of 12 cm and a diagonal of 13 cm. What is the width? *Hint: Draw a picture
1 answer:
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Answer:
AB ≈ 35.93
Step-by-step explanation:
Using the cosine ratio in the right triangle
cos3.5° = =
=
Multiply both sides by 36
36 × cos3.5° = AB, thus
AB ≈ 35.93 ( to 2 dec. places)
