Answer:
I think it would be $81.60
Step-by-step explanation:
The median is nine (9). You add each number up, and then you divide by the amount of numbers you have.
The mean is 9.83 according to my calculations.
Answer:
x=-9
Step-by-step explanation:
x+5=2(7+x)
x+5=14+2x
x-2x=14-5
-1x=9
x=-9
Answer:
Step-by-step explanation:
A = 8(14) - 9(8 - 4) = 76 m²
Answer:
Volume of pyramid = 317 units³
Step-by-step explanation:
Volume do triangular pyramid = ⅓ × Base Area × height of pyramid
Base area = ½*bh = ½*8*14 = 56 units²
Height of pyramid = 17
Volume of pyramid = ⅓ × 56 × 17
Volume of pyramid = 317 units³ (to nearest whole number)