Please help with Q21. Thanks!

Brent needs to paint a logo made using two right triangles. the dimensions of the logo are shown below. what is the difference between the area of the large triangle and the area of the small triangle? (1 point) select one: a. 4.5 cm2 b. 8.5 cm2 c. 16.5 cm2 d. 33.0 cm2

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

Which of the following circles have their centers in the third quadrant? check all that apply.