6.8D (R) Formula Relationships
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A rectangle has a length of 12 cm and a width of 5 cm. What is its area? 6.8D (R)
12 times 5 = 60 cm squared
A triangle has a base of 6 cm and a height of 7 cm. What is its area? 6.8D (R)
6 times 7 = 42, then divided by 2 = 21 cm squared
area of a trapezoid 6.8D (R)
A = ½ (b₁ + b₂)h
area of a triangle 6.8D (R)
A=1/2bh
area of a rectangle; area of a parallelogram 6.8D (R)
A=lw; A=bh
B 6.8D (R)
Area of the base times the height
volume of a rectangular prism 6.8D (R)
V=lwh or V=Bh
A triangle has a base of 8 cm and a height of 50 mm. What is its area in centimeters? 6.8D (R)
convert 50 mm to 5 cm, then multiply 8 times 5 = 40, divided by 2 = 20 cm squared
