Help find the area of the figure, please and thank you!

74.24ft²

Step-by-step explanation:

Area of the figure=Area of the triangle+Area of the semicircle

A=½•base length•vertical height+¼πd²

A={½•6ft•8ft}+¼π×8ft²

A=24ft²+16πft² with π=3.14

A=1856/25=74.24ft²

0 is its x and y coordinate

c.

step-by-step explanation:

because first you have to add the 4x, 9x, and the 7x together and you get 20x and then you add the last numbers up and you get 5and then you put the subtraction sign in there and that's how you get the answer.