Unit 13 Review Flashcards
I can memorize all vocabulary and formulas for the unit to apply to complex measurement word problems. (26 cards)
How do you find the perimeter of an object?
add up all the sides
What is the formula for the area of a rectangle?
A=bh
What is the formula for the area of a square?
A=s²
What is the formula for the area of a triangle?
A=½bh
What is the formula for the area of a trapezoid?
A=½(b1+b1)h
What is the formula for the area of a circle?
A=Pr²
What is the formula for the circumference of a circle?
C=Pd or C=2Pr
What is the formula for the area of a parallelogram?
A=bh
What is the formula for the surface area of a rectangular prism?
SA=2(lw+lh+wh)
What is the formula for the surface area of a cylinder?
SA=2Pr²+2Prh
What is the formula for the volume of a cylinder?
V=Pr²h
What is the formula for the volume of a rectangular prism?
V=lwh
How do you find the area of a shaded region?
Find area of the large object, subtract area of objects not shaded
What formula do you use if you have two sides of a right triangle and are asked to find the third?
a²+b²=c² (Pythagorean theorem)
What do you use if you are given 1 side of a triangle and an angle and are asked to find another side?
Trigonometry (soh cah toa) *use regular sin, cos, tan in calculator
What do you use if you are given 2 sides of a triangle and are asked to find the measure of an angle?
Trigonometry (soh cah toa) *use sin¯¹, cos¯¹, tan¯¹ in calculator
What is the name of a 3 sided figure?
triangle
What is the name of a 4 sided figure?
quadrilateral
What is the name of a 5 sided figure?
pentagon
What is the name of a 6 sided figure?
hexagon
What is the name of a 7 sided figure?
septagon
What is the name of a 8 sided figure?
octagon
What is the name of a 9 sided figure?
nonogon
What is the name of a 10 sided figure?
decagon
