Answer:
area of a triangle is 1/2×h×b
Step-by-step explanation:
1÷2×12×13
=78
Answer:
or 5.83095
Step-by-step explanation:
Use the distance formula 
Make sure to round the answer appropriately if not asked for in square root form!!
5 Erasers, 4:1 is equal to 20:5, if you just multiply both numbers by 5
I think 6 but I’m not sure also how I got this answer is by simplifying 3/2 to 1 and a half so than I did 7 and a half - 1 and a half
Multiply the number in the tens place of the bottom
number by the number in ones place of the top number. So
multiply the 1 by the 5, which makes 5. Multiply the number in
the tens place of the bottom number by the number in tens
place of the top number. Multiply 1 by 2, which equals 2.