Triangle Congruence
Special Right Triangles
Triangle Similarities
Geometric Mean
Pythgorean Theorem
100
What does SSS and SAS stand for?
Side-Side-Side and Side-Angle-Side
100
What is the formula for a 45-45-90 degrees triangle?
hyoptenuse=root 2 times the leg
100
What is the tangent ratio?
opposite/adjacent
100
Find the geometric mean of 4 and 18.
6 root 2
100
A=3, B=4, C=????
C=5
200
What does ASA and AAS stand for?
Angle-Side-Angle and Angle-Angle-Side
200
What is the formula for a 30-60-90 degrees triangle?
hypotenuse=2 times the shorter leg;;;; longer leg= root 3 times the shorter leg
200
What is the sine ratio?
opposite/hypotenuse
200
Find the geometric mean of 4 and 9.
6
200
A=15, B=????, C=17
B=8
300
What does CPCTC stand for?
Corresponding Parts of Corresponding Triangles are Congruent.
300
In a 45-45-90 triangle, A=8.B=????, C=?????
B=8 and C=8 root 2
300
What is the cosine ratio?
adjacent/hypotenuse
300
Find the geometric mean of 4 and 10
2 root 10
300
Is 7, 24 and 25 a Pythagorean Triple?
YES
400
What does the HL stand for? What does the theorem state?
HL means Hypotenuse-Leg and the theorem states that if the hypotenuse and a leg of a right triangle are congruent to the hypotenuse and leg of another right triangle, then the triangles are congruent.
400
In a 45-45-90 triangle, A=????, B=????, C-15 root 2
A and B both equal 15
400
What is angle of elevation?
It is looking up.
400
Find the geometric mean of 3 and 16.
4 root 3
400
A=10, B=5, c=12 Is this obtuse or acute?
OBTUSE
500
What is the Isosceles Triangle Theorem?
If two sides of a triangle are cngruent, then the angles oppsoite those sides are congruent.
500
In a 30-60-90 triangle, A=????, B=???? and C=40
A=20 and B= 20 root 3
500
What is angle of depression?
It is looking down from above.
500
Find the geometric mean of 11 and 1331.
121
500
A=5, B=8, C=10 Is this obtuse or acute?
ACUTE
M
e
n
u