Math quiz Interreg project

What is this type of triangle? right triange equilateral triangle obtuse triangle acute triange What are the angles of an obtuse triangle? 60°, 60°, 60° 110°, 50°, 30° 90°, 60°, 30° An equilateral triangle has two sides that measure 7 cm. What is the measurement of the third? 7 cm Does the parabola -8x=y2 open up, down, left, or right? up down left right Which conic section does the equation x2- y2=1 describe? hyperbola ellipse parabola Find the side length of the square. Square`s area is 5 cm2. 25 cm √5 5√5 14, 16, 30, 146These numbers are.... odd even This is the number 3, it is a _ number. fraction whole mixed naughty Squares What number is missing? 144 Find the length of the green line on the coordinate graph. √60 8 √65 9 If f is a function and f(a) = b, which statement is a correct description? a is the input and b is the output. b is the input and a is the output. If g is a function, and g(3) = 7, could you also have g(3) = −7? yes no If h is a function, and h(−5) = 2, could you also have h(5) = 2? yes no h is the height, in feet, of a ball as a function of time, in seconds. What does h(3) = 8 mean? 3 times the height of the ball is 8 feet. After 8 seconds, the ball is 3 feet high. After 3 seconds, the ball is 8 feet high. What are the solutions to (2x-4)(x-3)=0 ? -2, -3 2, 3 0, 4 What are the solutions to (x-2)2=3? 2 ± √3 ± 2 What is the solution set for the equation x2=-1 x = ±1 x = ±i The following equation ax2+bx+c=0will have non-real roots if... b2 − 4ac = 0 b2 − 4ac > 0 b2 − 4ac < 0 Rewrite x2+ 6x − 1 = 0 in the form (x + d)2 = k, where d and k are constants. What is k? k = 10 The sum of a rational and an irrational number is... always rational sometimes rational and sometimes irrational always irrational A prism has base area 10.5 square units and height 6 units. What is the volume of the prism? 63cubic units How much space is inside a locker that is 3½ feet tall, 1¾ feet deep, and 2 feet wide? 49/ 4 cubic feet A cube with a volume of 1 cubic units has an edge length of 1 unit. true false The radius of a circle is 6. What is the circle’s diameter? 12 The volume of a cone is 1 the volume of a cylinder when the radii and heights are equal. true false