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A rectangular book measures 18 x 9. What is the length of its diagonal?
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A rectangular book measures 18 x 9. What is the length of its diagonal?
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Sep 20, 2021
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A rectangular book measures 18 x 9. What is the length of its diagonal?
Geography
high-school
Surbhi Vyas
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Surbhi Vyas
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a^2 + b^2 = c^2
18^2 + 9^2 =
324 + 81 = c^2
405 = c^2
take the sq root
= around 21.12
Ardeshir Ojan
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Sep 26, 2021
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Ardeshir Ojan
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