The total is $87.2 you have to first change the percentage to a decimal so 0.09x80=87.2
The student did not make the opening of each arc drawn from S and T greater than half the length of the line ST. When drawing a perpendicular bisector, the arcs should go past the center of the line segment.
a²+b² = c² where a and b are legs and c is the hypotenuse
So...
a²+4²=13²
a²+16=169
a²=153
a=√153
answer: approx. 12.37 units
Answer:
d
Step-by-step explanation:
took test and got it back right
It is -7/2 when the variables are substituted