Answer:
7) 96
8) 84
9) 72
Step-by-step explanation:
A = bh
7)
b = 12, h = 8
A = 12*8 = 96
8)
b = 12, h = 7
9)
b = 8, h = 9
Answer:
(21 + 11)2 = 64
So, I don't think teachers do this, but this is my way of doing it
Okay, so first, I divided 64 by 2 :
64 ÷ 2 = 32
Then, I subtracted 11 from 32:
21
Now, to check, just do the problem :
(21 + 11)2 = 64
32 * 2 = 64
Answer:
The length and width of the rectangle are 20 feet and 31.25 feet, respectively.
Step-by-step explanation:
Let the scale be and the dimensions of the rectangle being 4 inches and 5 inches, respectively. The scale (), measured in inches per feet, is equivalent to the following rational number:
We can convert each length by dividing it by scale factor. That is:
Length
Width
The length and width of the rectangle are 20 feet and 31.25 feet, respectively.
Answer: 14
= 16 x (7/8)
= 8 goes into 16 2 times
= 2 x 7
= 14