Circles and Triangles
What kind of triangle has two equal sides?
Isosceles triangle
Identify the degree of the polynomial
x3(x+5)
4
Simplify the expression and write the polynomial in standard form
10x(x+5)+3
10x2+50x+3
A door frame is 7 feet tall. The door's shadow is 10 feet. Someone in the door frame is 5 feet even, how tall is there shadow?
7.14 feet
A student pulls a triangle from a bag of 30. 7 right triangles, 4 acute, 11 obtuse, 5 equilateral and 3 scalene. What is the probability the student pulls scalene?
3/30 or 1/10
What is the relationship between the radius and diameter of a circle?
The radius is half of the diameter
If segment AB has endpoints. A(2,3) and B(8,7), what is the length of the segment?
2\sqrt{13} or \sqrt{52}
The quadrilateral EFGH E(3,4) F(4,-3) G(-5,-2) H(-5,2). What is the side length of FG?
\sqrt{82}
If a figure is transformed by reflected over the y-axis, the rule for this transformation is?
(x,y) to (-x,y)
In a class of 20 students during free time, 12 play kickball, 6 enjoy crafts, and 4 play participate in both. A student is randomly chosen from the class. What is the probability that the student enjoys both activities given 12 enjoy kickball?
4/12 or 1/3
What is the difference between a central angle and an inscribed angle
A central angle has its vertex (the point where the angle's lines meet) at the center of a circle, while an inscribed angle has its vertex on the circle's circumference
Which is not a polynomial?
3x(x+5)
5x3+1x2+3x+6
10x-9
10x-9
A line segment AD is 45 centimeters. Segment BD is 29 centimeters. How long is Segment AB?
16 centimeters
Dilation of 3 about the origin.
A(-2,3) B(1,4) C(3,2)
A(-6,9) B(3,12) C(9,6)
At a school board meeting the chairmen want to pick a principal, assistant principal and administrator out of 7 people.
How many ways can they choose?
210