I WILL GIVE 20 POINTS TO THOSE WHO ANSWER THIS QUESTION RIGHT NOOOO SCAMS AND EXPLAIN WHY THAT IS THE ANSWER

Answer:
52.5
Step-by-step explanation:
The area of a triangle is base * height / 2, or in the case of a right triangle (like this), the legs multiplied by each oehter then halved is the area.
(10 * 10.5) / 2 = 52.5
Answer:
52.5 yd^2.
Step-by-step explanation:
Area = 1/2 * base * height,
= 1/2 * 10 * 10.5
= 52.5