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3 December, 15:16

1. The ratios of the measures of the angles of a triangle are 3:4:11. What is the measure of the largest angle?

2. Pepito conducted a random survey of 60 students and found that 36 are planning to vote for him a class president. If there are 460 students in Pepito's class, predict how many students will actually vote for him.

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  1. 3 December, 17:30
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    1. 110 degrees.

    2. 276 students.

    Step-by-step explanation:

    1. Converting the ratios to fractions:

    3 + 4 + 11 = 18 so the largest angle is 11/18 of 180 degrees.

    Answer is 180 * 11 / 18 = 110 degrees.

    2. That would be 460 * 36 / 60

    = 276 students.
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