31 is the answer because if you add all the numbers and then divide by the number of
Answer:
ok.
Step-by-step explanation:
THEOREM:
• <u>Pythagorean theorem</u>:— In a right-angled triangle, the square of the hypotenuse side is equal to the sum of squares of the other two sides.
ANSWER:
By pythagorean property,
x² = 4² + 8²
x² = 16 + 64
x² = 80
x = √80 units.
So, <u>Correct choice</u> - [A] √80 units.
SA= 108 m^2 aND the formula for surface area is SA=2bs+b^2
