Answer:
c=7.07
Step-by-step explanation:
c²=a²+b²
c²=5²+5²
c²=25+25
c²=50
c=√50
c=7.07
B. c=7.07 (to nearest hundredth)
C. c=√50= 5√2 in radical form
Circumference, C = 2
r. Find the radius using this formula then use it to find the area with A = 
.
OR use the formula A = 
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4 and 8 are corresponding angles. Corresponding angles are on the same side of parallel lines cut by a transversal