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03-11-2019
Mathematics

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Dave builds a wheelchair ramp with 1 metre of wood. He wants the vertical height of the ramp to be 50 centimetres. What does the angle of elevation need to be?

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opudodennis opudodennis

08-11-2019

Answer:

[tex]\theta=30^{o}[/tex]

Step-by-step explanation:

1 m is 100 cm

The hypotenuse is 100 cm and the opposite side is 50 cm

[tex]sin \theta=\frac {50}{100}[/tex]

[tex]\theta=30^{o}[/tex]

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