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SC Geometry - Ch. 7 Formulas Flashcards | StudBud
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SC Geometry - Ch. 7 Formulas
SC Geometry - Ch. 7 Formulas
9 terms
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formulas for shapes
Flashcards
9 cards
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Practice quiz
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Questions
9
Answers
1
What's the area formula for a rectangle?
A = l2
A = lw
A = ½ bh
A = lwh
2
What is the formula for area of a parallelogram?
A = πr2
A = lwd
A = ½bh
A = bh
3
What is the Pythagorean Theorem?
a2 + b2 = c2
a2 + b2 + c2
a2 + b2 = c
a + b = c
4
What is the formula for area of a circle?
A = πd
A = ¾πr3
A = 2πr
A = πr2
5
What is area?
measurement of space within a shape
a formula
measurement of the outside of a shape
measurement of the solid amount of space the shape fills
6
What is the circumference of a circle?
C = 2πr2
C = 2πr
C = 2πd
C = πd
7
What is the formula for the area of a triangle?
A = bh
A = ½ab
A = ½bh
A = ½lw
8
What are the units for area?
cm3
cm
cm2
cm2
9
What is the formula for area of a trapezoid?
A = ½(b1b2) + h
A = ½b1b2h
A = ½bh
A = ½(b1 + b2)h
