Polygons
What is the measure of the 3rd angle of a right triangle where 1 of the angles is 30 degrees
60 degrees
75÷(12+13)
3
The ages of Jim and Aaron total the age of Frank
F = J + A
What is the area of a circle with the radius of 4 (in terms of pi)
16pi
What is the area for the circumference of a circle
pi*r²
What is the total measure, in degrees, of the interior angles of a quadrilateral.
360 degrees
(1+3)²-6
10
The sum of two numbers is 18. Twice the smaller number decreased by 3 equals the larger number. What are the two numbers?
2n−3=18−n
What is the area of a triangle with a base of 6 and height of 12.
36
What operation would you perform to solve this equation:
x³=27
cube root
What is the total measure, in degrees, of the interior angles of a octagon.
1080 degrees.
(4+2)⁴/(3*2)²
36
If the product of a number and –7 is reduced by 3, the resulting number is 33 less than twice the opposite of that number. What is the number?
(−7)n−3=2(−n)−33
What is the area of a rectangle with sides of 3 and 7?
21
What is the measure of each angle in an equilateral triangle?
60 degrees
What is the total measure, in degrees, of the interior angles of a decagon.
1440 degrees
(8-5)³-(2*3)²
-9
60 is 20% of what number?
60=0.2*n
What is the area of a right triangle with with legs of length 10 and 5?
25
What is the sum of the first 5 odd integers?
25
What is the total measure, in degrees, of the interior angles of a dodecagon.
1800 degrees
12÷3*(2+1)
12
The price of a pair of shoes has increased by 15%. The original price of the shoes was $20. What is the new price?
x=$20+(15%×20)
or
x=$20×(1+15%)
What is the area of an equilateral triangle with sides of length 6? Express the answer in simplest radical form.
9√3
How would you write √75 in simplest radical form?
5√3