Answer:
Is there any more information? We can not help answer with that much information
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
Inside the figure is a right triangle with hypotenuse 18 cm. Its height is half the measure of the side length. 18.2 is 9 cm. Using 9 cm and 18 cm, substitute the values into the Pythagorean theorem.

Answer:
Step-by-step explanation:
height=√(13²-9²)=√(13-9)(13+9)=√4(22)=2√11
area=1/2×9×2√11=9√11≈29.85 ft≈29.9 ft
Answer:
It's c because they can bough be divided by 7 then you get the answer in simpler form