Respuesta :

Answer:

4.5 sq unit

Step-by-step explanation:

Area of a triangle = ½ × base × height

Area = ½ × 3 × 3

= ½ × 9

= 4.5 sq unit

addisongwolfford
You could always count the boxes inside. There are 3 whole blocks and 3 half blocks. The three half blocks will equal 1.5 and you just add it to the 3 and you get 4.5