Answer:
178.3 mm²
Explanation:
The surface area of the regular pyramid is equal to the sum of the base and lateral areas:()
Answer:
3
Step-by-step explanation:
-m+8=4m-7
8=4m-(-m)-7
8=4m+m-7
8=5m-7
5m=8+7
5m=15
m=15/5
m=3
The simplest form for 75/100 is 3/4
Answer:
5.83
Step-by-step explanation:
Make a third point such that line KQ is the hypotenuse of a right triangle. See attachment.
Answer:
The book has 10 pages.
Step-by-step explanation:
Let b represent the number of pages in the entire book.
Alan has read 40% but has 60% left to read.
60% of b is 6 pages (given).
Thus, b = 6/0.60 = 10
The book has 10 pages.