-14=-20y-7x 10y+4=2x Solve by Elimination please!
1 answer:
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Answer:
area = 50 cm²
Step-by-step explanation:
The area (A) of a trapezoid is calculated as
A = h (a + b)
where h is the perpendicular height and a, b the parallel bases
Here h = 4, a = 15 and b = 10, thus
A = × 4 × (15 + 10) = 2 × 25 = 50 cm²