i really really need help with all of these you don't have to show your work but please help me with at least some or all of them pls i'm giving 50 points

Step-by-step explanation:

1. 24+9/2pi, 2. 51 3. 86. 4. 90 5. 56, all of these are done with the addition or subtraction of simple geometric formulas such as those for a rectangle,circle or triangle.

Step-by-step explanation:

1. Rectangle + Semi-Circle

2. Large Rectangle - Small Rectangle

3. Rectangle - Trapezoid

4. The composite figure is a rectangle if the triangle is moved to left and fills the missing part

5. Square - Triangle

A =

6. Circle - Square

7. Square - Triangle

8. Rectangle + Triangle

9. Triangle + Rectangle

10. Rectangle + Quarter Circle

11. Square + Rectangle

12. Rectangle - 2 * Square

13. Trapezoid

14. Trapezoid - Rectangle

15. Rectangle - Triangle

16. Square + Trapezoid

#15. square

step-by-step explanation:

because quadrilatural (idk how to spell it) means somthing that is not 3d or like, equal sides (or somthing like that   you know what i meanz)

hope this halps!

bai!