Calculate 47763

Calculate the area of ​​an isosceles trapezoid ABCD, whose longer base measures 48 cm, the shorter base measures 3/4 of the longest base, and the leg of the trapezoid measures 2/3 of the longer base. The result is rounded to the nearest hundredth.

Correct answer:

S =  1320.16 cm2

Step-by-step explanation:

a=48 cm c=43 a=43 48=43 48=4144=36 cm b=32 a=32 48=32 48=396=32 cm d=b=32 cm  x=(ac)/2=(4836)/2=6 cm  v=b2x2=32262=2 247 cm31.4325 cm  S=2a+c v=248+36 31.4325=84 247=1320.16 cm2

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