Answer:
The area of the triangle is 10.92 cm².
Step-by-step explanation:
The formula for the area of a triangle is

where b is the length of the base and h is the height. We know that b = 2.8 and h = 7.8, so you would substitute into the formula:
cm²
not understanding what you are saying?
Answer:5 x (25 + 125 )/ 2 = 750/2 m = 375 m.
Step-by-step explanation: