Yes because the right triangle has a right angle which will equal to 90° you can place 89.99 to the nearest whole number which will give you a right angle.
My answer -
-5x^3+4x^2-5x
P.S
Have an AWESOME!!! LBGT Day :)
Answer: I think it is 12.375 ft
Step-by-step explanation: I multiplied the two numbers together. I’m not sure if this is right! Sorry if it isn’t!