round 1 1. the acute angles in a right triangle are ______________
DESCRIPTION
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?. - PowerPoint PPT PresentationTRANSCRIPT
![Page 1: Round 1 1. The acute angles in a right triangle are ______________](https://reader035.vdocument.in/reader035/viewer/2022062501/56815f6c550346895dce723f/html5/thumbnails/1.jpg)
QuizzoMidterm Review
Please copy these problems into your notebooks as a review for the midterm exam.
This power point is also posted online.
Agree on a team answer for each question and be sure to include units on ALL answers!!
![Page 2: Round 1 1. The acute angles in a right triangle are ______________](https://reader035.vdocument.in/reader035/viewer/2022062501/56815f6c550346895dce723f/html5/thumbnails/2.jpg)
Round 1
1. The acute angles in a right triangle are ______________
![Page 3: Round 1 1. The acute angles in a right triangle are ______________](https://reader035.vdocument.in/reader035/viewer/2022062501/56815f6c550346895dce723f/html5/thumbnails/3.jpg)
2. Find measure of angle F in the picture below
2x+16°
x° 2x+4°D
E
F
![Page 4: Round 1 1. The acute angles in a right triangle are ______________](https://reader035.vdocument.in/reader035/viewer/2022062501/56815f6c550346895dce723f/html5/thumbnails/4.jpg)
3. If m and n are parallel, x and y are ____________________ angles
m
n
x
y
![Page 5: Round 1 1. The acute angles in a right triangle are ______________](https://reader035.vdocument.in/reader035/viewer/2022062501/56815f6c550346895dce723f/html5/thumbnails/5.jpg)
4. Which of the following can NOT form a triangle?
I. 3, 4, 5 II. 3, 4, 7 III. 3, 4, 10
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5. Given ΔLMN~ ΔTUV, find x.
L
M
N
T
UV
x 48
12
20
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Round 21. What is the area of the trapezoid rounded to the nearest
hundredth?
14 cm
70°
4 cm 20 cm
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2. What is the area of the square?
5x+4 ft
![Page 9: Round 1 1. The acute angles in a right triangle are ______________](https://reader035.vdocument.in/reader035/viewer/2022062501/56815f6c550346895dce723f/html5/thumbnails/9.jpg)
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)?
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4. What is the length of AC in the triangle?
A
B C30°
10
![Page 11: Round 1 1. The acute angles in a right triangle are ______________](https://reader035.vdocument.in/reader035/viewer/2022062501/56815f6c550346895dce723f/html5/thumbnails/11.jpg)
5. What is the area of a square whose diagonal has a length of in?
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Round 3
1. Plot A(0,6), B(2,0) and C(4,0). Find the area of the triangle.
![Page 13: Round 1 1. The acute angles in a right triangle are ______________](https://reader035.vdocument.in/reader035/viewer/2022062501/56815f6c550346895dce723f/html5/thumbnails/13.jpg)
2. If tan(x)=4/3, what is cos(x)?
x
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3. Give the equation of a line that is perpendicular to the line 2x-3y=12
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4. If the probability of winning a game is 4/13, what is the probability of losing the game?
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5. If you flip a coin twice, what is the probability you will flip 2 heads?
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Round 4
1. In ΔLMN, LM=15 cm, m<L=90°, and MN=40cm. To the nearest degree, what is m<N?
![Page 18: Round 1 1. The acute angles in a right triangle are ______________](https://reader035.vdocument.in/reader035/viewer/2022062501/56815f6c550346895dce723f/html5/thumbnails/18.jpg)
2. Plot the point A(4,3) and rotate it 90° counter-clockwise. What are the coordinates of A’?
![Page 19: Round 1 1. The acute angles in a right triangle are ______________](https://reader035.vdocument.in/reader035/viewer/2022062501/56815f6c550346895dce723f/html5/thumbnails/19.jpg)
3. Plot the point Q(-3,-6) and reflect it over the y-axis. What are the coordinates of Q’?
![Page 20: Round 1 1. The acute angles in a right triangle are ______________](https://reader035.vdocument.in/reader035/viewer/2022062501/56815f6c550346895dce723f/html5/thumbnails/20.jpg)
4. How long is the line segment connecting the points (-1,4) and (3,-2)? Please leave your answer as a simplified radical.
![Page 21: Round 1 1. The acute angles in a right triangle are ______________](https://reader035.vdocument.in/reader035/viewer/2022062501/56815f6c550346895dce723f/html5/thumbnails/21.jpg)
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.
![Page 22: Round 1 1. The acute angles in a right triangle are ______________](https://reader035.vdocument.in/reader035/viewer/2022062501/56815f6c550346895dce723f/html5/thumbnails/22.jpg)
Round 5
1. Solve the following equation. Leave your answer in simplified radical form.
![Page 23: Round 1 1. The acute angles in a right triangle are ______________](https://reader035.vdocument.in/reader035/viewer/2022062501/56815f6c550346895dce723f/html5/thumbnails/23.jpg)
2. Draw ΔDEF with m<D=110°, DE=5, and DF=2. How long is EF, rounded to the nearest hundredth?
![Page 24: Round 1 1. The acute angles in a right triangle are ______________](https://reader035.vdocument.in/reader035/viewer/2022062501/56815f6c550346895dce723f/html5/thumbnails/24.jpg)
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?
![Page 25: Round 1 1. The acute angles in a right triangle are ______________](https://reader035.vdocument.in/reader035/viewer/2022062501/56815f6c550346895dce723f/html5/thumbnails/25.jpg)
4. Solve the equation:
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5.Find the area of an equilateral triangle with an altitude of 9in. Please leave your answer in simplified radical form.