- A10 cm
- B70 cm
- C80 cm
- D15 cm
Step-by-Step Solution
The third strip must be more than 45 − 30 = 15 cm and less than 45 + 30 = 75 cm. Only 70 cm fits.
Answer: B) 70 cm
A carpenter is making a triangular frame from strips of 30 cm and 45 cm. Which strip can he use for the third side?
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