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Nat2105 [25]
3 years ago
8

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?
Mathematics
1 answer:
Yakvenalex [24]3 years ago
7 0

Answer:

\theta=30^{o}

Step-by-step explanation:

1 m is 100 cm

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

sin \theta=\frac {50}{100}

\theta=30^{o}

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