SOH CAH TOA
Opposite over Hypotenuse is?
SOH
What is half a circle?
semi circle
A right triangle has legs with lengths of 6cm and 8cm. What is the length of the hypotenuse?
10 cm
A point A has the coordinates 3, 5. If you translate this point 4 units to the right and 2 units down, what are the coordinates of the new point A'?
7,3
Which of the following numbers is a perfect square?
A) 72
B) 124
C) 225
D) 300
C) 225
CAH is what formula?
Adjacent over Hypotenuse
Do you use the diameter or radius ot find the circumference of a circle?
The hypotenuse of a right triangle is 10 inches long. One of the legs is 6 inches long. How long is the other leg?
8 inches
A triangle vertex is located at B(-2, 1). It is transformed using the coordinate rule (x,y) rightarrow (x-3,y+6). What are the coordinates of the image point B'?
-5,7
Question 2
If x^2 = 441, what is the positive integer value of x?
A) 19
B) 21
C) 29
D) 31
B) 21
How do you find an angle with only two signs?
Find which one of SOHCAHTOA you can use and then do to the power of -1 times the fraction.
Does a tangent line go through a circle or only have a point of tangency?
point of tangency
A 15-foot ladder is leaning against a vertical wall. The base of the ladder is parked 9 feet away from the bottom of the wall. How high up the wall does the ladder reach?
12 feet
A starting point C(1, -4) is translated to a new location at C'(5, -1). What is the vector or coordinate rule that describes this translation?
(x,y) = (x+4,y+3)
What is the units digit (the last digit) of any number squared that ends in the digit 7?
A) 1
B) 4
C) 7
D) 9
D) 9
When x is on top, do you multiply?
yes
Which is the bigger arc? Minor or Major
Major
A triangle has side lengths of 5 cm, 7 cm, and 9 cm. Is this a right-angled triangle?
No, it is not a right triangle.
After a shape is translated 5 units left and 3 units up, the image point ends up at D'(2, 4). What were the coordinates of the original pre-image point (D)?
7,1
Which constant value must be added to the expression x^2 + 12x to turn it into a perfect square trinomial?
A) 6
B) 24
C) 36
D) 144
C) 36
When x is on the bottom of a fraction, do you divide or multiply?
Divide.
What does a sector in a circle do?
Makes an angle.
A traveler walks 5 miles due north and then turns to walk 12 miles due east. How far is the traveler away from their exact starting point in a straight line?
13 miles.
A game developer programs a video game character to stand at coordinates (-4, -2). The player presses the arrow keys, moving the character 6 units right, 3 units left, and then 4 units up. What are the character's final coordinates?
-1,2
What is the total number of perfect squares that fall between the values of 10 and 100 (excluding 10 and 100 themselves)?
A) 5
B) 6
C) 7
D) 8
B) 6