Answer:
32cm²
Step-by-step explanation:
Area of a square is half the product of the diagonals. Since the diagonals are equal in a square, the product of diagonals is 64cm and half of 64 is 32 square centimeters.
area of a square with a diagonal of 8cm= 32 cm²
Answer:
357
Step-by-step explanation:
1 take the smallest rectangle and multiply 4*8 and you get 32
2 add 4+15 to get 19 and multiply that by 11 and you get 209
3 multiply 4* 29 to get 116
4 add them all together and you get 357
The answer is A. He will need to save 164 dollars per month.
Answer:
y = 218
Step-by-step explanation:
Mean = (Sum of all numbers)/(How many numbers present)
27 = (20 + 2y + 25 + y + 30)/27
27 = (3y + 75)/27
3y + 75 = 729
3y = 729 - 75
3y = 654
y = 218