3 years ago

Serena hits a tennis ball downward from the top of the net at which the angle of

Mathematics

1 answer:

morpeh [17]3 years ago

8 0

Answer:

2.5 meter

Step-by-step explanation:

in a right triangle, tan of an angle = opposite side /adjacent side

tan 70° = x/ 0.9 , multiply both sides by 0.9

0.9 * tan 70° = x, solve on a calculator

x ≈ 2.5 m

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