amoakoh800003
02.04.2020 •
Mathematics
Calculate the area of trapezium CDEF
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Ответ:
AB=CF=6cm, BC=A F=xcm
2BC+2x=20
2x=8
x=4, so BC=A F=4cm
AE=A F+EF
A F=4cm, EF=3cm
AE=4+3=7cm
S=48cm²
P.S. Hello from Russia :^)
Ответ:
Hey, one immediate way these graphs are related is that both graphs have the same parent function -- y = x^2. Another way they are related is that they both have minimums (which only occurs for parabolas that open upward).