D=62*
triangles=180*
use the equation 90+28+d=180
Area Y Square + Area of triangle
= 10x10+1/2x18x5
=100+9x5
=100+45
=145.
It goes into it 0 times but what you can do is 11 going into 12 which would give you 1.1 instead of you making it a remainder. <span />
Answer: 20, 300, -50, 1,000, 80,000. Take the number 32; the choices to replace it with are 30 or 40 (they both have only one non-zero digit).
Step-by-step explanation: In front-end estimation, we replace the original number with a number that's close by but only has one non-zero digit.
