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Round 1 1. The acute angles in a right triangle are ______________. 2. Find measure of angle F in the picture below. E. 2x+16°. 2x+4°. x°. F. D. 3. If m and n are parallel, x and y are ____________________ angles . x. y. n. m. 4. Which of the following can NOT form a triangle?.
E N D
Round 11. The acute angles in a right triangle are ______________
2. Find measure of angle F in the picture below E 2x+16° 2x+4° x° F D
3. If m and n are parallel, x and y are ____________________ angles x y n m
4. Which of the following can NOT form a triangle? I. 3, 4, 5 II. 3, 4, 7 III. 3, 4, 10
5. Given ΔLMN~ ΔTUV, find x. M T x 4 8 12 L N V U 20
Round 21. What is the area of the trapezoid rounded to the nearest hundredth? 14 cm 70° 4 cm 20 cm
3. A right triangle has a hypotenuse of 9 and a leg with length 6. What is the length of the other leg (in simplified radical form)?
4. What is the length of AC in the triangle? A 10 30° C B
5. What is the area of a square whose diagonal has a length of in?
Round 31. Plot A(0,6), B(2,0) and C(4,0). Find the area of the triangle.
3. Give the equation of a line that is perpendicular to the line 2x-3y=12
4. If the probability of winning a game is 4/13, what is the probability of losing the game?
5. If you flip a coin twice, what is the probability you will flip 2 heads?
Round 41. In ΔLMN, LM=15 cm, m<L=90°, and MN=40cm. To the nearest degree, what is m<N?
2. Plot the point A(4,3) and rotate it 90° counter-clockwise. What are the coordinates of A’?
3. Plot the point Q(-3,-6) and reflect it over the y-axis. What are the coordinates of Q’?
4. How long is the line segment connecting the points (-1,4) and (3,-2)? Please leave your answer as a simplified radical.
5. A 12-foot ladder is leaning against a wall at a 72° with the ground. How high up the wall does the ladder reach? Round your answer to the nearest hundredth.
Round 51. Solve the following equation. Leave your answer in simplified radical form.
2. Draw ΔDEF with m<D=110°, DE=5, and DF=2. How long is EF, rounded to the nearest hundredth?
3. If the slope angle of a line has tan(θ)=2/5 and goes through the point (8,6), what is the equation of the line?
5.Find the area of an equilateral triangle with an altitude of 9in. Please leave your answer in simplified radical form.