10. In the figure, m angle1 = (8x + 7)º, m Angle2 = (4x + 14), and m angle4 = (13x + 12)°. Your friend incorrectly
says that m angle4 = 51°. What is m Angle4? What
mistake might your friend have made?

Determine the number of outcomes in the event. decide whether the event is a simple event or not. upper a computer is used to select randomly a number between 1 and 9 comma inclusive. event upper b is selecting a number greater than 4. event upper b has nothing outcome(s). is the event a simple event? (yes or no) because event upper b has (fewer than, exactly, more than) one outcome.

Astrid spent $36 on new shoes. this was $12 less than twice what she spent on a new skirt. part a: which equation would solve for how much she spent on the skirt? part b: solve the equation in the workspace provided below. how much did astrid spend on her skirt?

The triangles are similar. what is the value of x? enter your answer in the box.