If a triangle has a base of 64 m and a height of 7.3 m then what is the area of the triangle? please show your work!

1. are the triangles similar and if so why? what is the value of x? show your work.

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .