For what value of a do the lines 5x–2y=3 and x+y=a intersect at a point on the y-axis?
1 answer:
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Answer:
20 : 9
Step-by-step explanation:
Given the ratio
2 :
Multiply both parts of the ratio by 10 to clear the fraction
= 20 : 9
Answer:
33.51 cm
Step-by-step explanation:
240/360 = 2/3 (Arc length is 2/3 of the total circumference)
C = 2r ( Calculate the total circumference)
C = 2(8)
C = 50.265
2/3(50.265) (Take 2/3 of the circumference. times 2 divide by 3)
33.51
Use a calculator and leave the answer to C and then multiply and divide. You get a more precise answer.