There are 520'pages in the whole book because if you divide 390 by 3 you get 130 and if you multiply that by 4 you get 520, hope this helps! Please give brainiest answer and say thanks.
Answer:
Step-by-step explanation:
A= 10(9+4)/2 = 130/2 = 65
The area of scale drawing of the classroom using the scale factor of 3 cm per foot that has 18 feet length and has 20 feet width is 40 squared cm. This is computed by dividing first the sides by 3 and multiply the result to each other.
Answer:
±1, ±2, ±3, ±6
Step-by-step explanation:
This is the great sequence.
Answer: witch one?
Step-by-step explanation:
