Answer:
80 cm
Step-by-step explanation:
To find the length of both segments together, convert the lengths into one unit measure. Convert 500 mm into centimeters by dividing it by 10. 500/10 = 50 cm. Now add 30 + 50 = 80 cm. The segment is 80 cm long.
Answer:
80% (you divide 4 by 5 to get 0.8, then you move the decimal 2 spaces to the right
It’s c because I got it right on the test