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➷ 3x + 1 = 511
Subtract 1 from both sides:
3x = 510
Divide both sides by 3:
x = 170
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Step-by-step explanation:
Area of trapezium = 1/2(a+b)h
= 1/2(10+24)12
= 1/2×34×12
= 204 square units
Answer:
64.62
Step-by-step explanation:
8 3/7 times 7 2/3 is 64.62 (rounded up)
