a seesaw with the construction shown is being built at a playground. The seating board will be 8 feet long and the board will ma

Question

3 years ago

11

a seesaw with the construction shown is being built at a playground. The seating board will be 8 feet long and the board will ma

ke an angle at 25 degrees when it touches the ground. Create and use a model to find the height of the central support (cr).Type out your work and explain your answer. Round your answer to the nearest tenth.

Mathematics

1 answer:

Ilya [14] · Answer 1 · 2022-04-12T04:31:03+03:00

Ilya [14]3 years ago

6 0

Answer:

1.7 feet

Step-by-step explanation:

R is the midpoint of QS, so RS = 4 feet.

Using sine:

sin 25° = RT / 4

RT = 4 sin 25°

RT ≈ 1.7