4.
122 - 4(6) + 1
Evaluate
112
122 - 4(6) + 1
112

Me write an equation for the interior angles of this triangle that uses the triangle sum theorem

Use the graph of the sine function y=2sinθ shown below

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling