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20 September, 05:00

Dante is painting the sign for his school's Winter Bash. He drew a sketch of the painting on a piece of paper that was 10 inches by 12 inches.

A.) Determine the unknown dimension if the painting is drawn to scale.

60 inches x? Inches

B.) What is the percent increase in the perimeter of the painting?

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  1. 20 September, 05:24
    0
    A=60 inches by 72 inches

    B=increased 600%

    Step-by-step explanation:

    Scale is 6 times bigger, so 12*6=72

    A=60 inches by 72 inches

    First painting perimeter: 10+10+12+12=44 inches

    Second painting perimeter: 60+60+72+72=264 inches

    264/44*100%=600%
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