msanger7587
22.06.2019 •
Mathematics
1.5x + 0.2y = 2.68 1.6x +0.3y = 2.98 which statement describes the graph of the system of equations
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Ответ:
Step-by-step explanation:
Given that:
Each small square on a grid represents 1 unit
Base of triangle = 5 1/2 units = 11/2
Area of triangle = 19 1/4 unit² = 77/4
The Area, A of a triangle is obtained thus :
77/4 = 1/2 * 11/2 * h
77/4 = 11/4 * h
h = 77/4 ÷ 11/4
h = 77/4 * 4 /11
h = 7 units