What is the value of the missing angle? The angle is 50, because 140 - 90 = 50
The angle is 40, because 180 - 40 = 40
The angle is 320, because 180 + 140

PLEASE ANSWER FAST!!!

Ineed with number 17 i don’t get it at alll

Suppose a triangle has two sides of length 32 and 35, and that the angle between these two sides is 120°. which equation should you solve to find the length of the third side of the triangle?

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)