Answer:

Step-by-step explanation:

Add 2 to both sides:


Subtract 7x from both sides:


Divide both sides by -1:


Okay, first of all, you are probably stuck and don't understand what an exterior angle is. I don't know how to explain it but the exterior angle in this case is ∠DAB.
<h2>∠DAB = ∠ABC + ∠BCA</h2><h2> = 90° + 62°</h2><h2>= 152°</h2><h2 /><h2>They said that the exterior angle was instead 128 degrees. This means that now the sum of the angles of B and C are 152 degrees, or, 152 - 128 = 34 degrees greater.</h2>
Answer:
0.69 miles per hour
Step-by-step explanation:
speed =distance/time
speed= 506/723
506/723=0.69
Answer:
x = 12.17
Step-by-step explanation:
we use the tan function
