What is the area of this triangle?

A=bh2

54 cm²

90 cm²

108 m²

216 m²
Right triangle with height labeled 12 centimeters, base labeled 9 centimeters, and third side labeled 15 centimeters.

Select all the correct locations on the image. select all the expressions that result in a product that is a rational number. mulitiple choice4/3 x 12/3 32/4 x 15/4[tex]\sqrt{\frac{3}{2} }[/tex] x 22/7[tex]\sqrt{11}[/tex] x 2/3

Which one is true about the hexagons ?

Which number completes the inequality? 2/3 < _ < 7/9