You’re given three angle measurements of 30°, 70°, and 80°. how many triangles can you construct using these measurements?

Which of the following domains provide a real value periods

Aboat has a speed of 9 mph in calm water. it takes the boat 4 hours to travel upstream but only 2 hours to travel the same distance downstream. which equation can be used to find c, the speed of the current? 2(9 – c) = 4(9 + c) 9 + c = 4(9 – c) 9 – c = 2(9 + c) 4(9 – c) = 2(9 + c)

Pleas its really urgent and i would really appreciate it! what is the value of x? enter your answer in the box. x =