FSA

Question 1

what do complementary angles equal?

Answer 1

90

Question 2

Supplementary angles =

Answer 2

180

Question 3

What is an adjacent angle?

Answer 3

Share a vertex and a side, but no interior points

Question 4

what do congruent angles have?

Answer 4

The same measure

Question 5

vertical angles are

Answer 5

congruent

Question 6

what is sin?

Answer 6

Opposite/Hypotenuse

Question 7

What is cos?

Answer 7

c= adjacent/hypotenuse

Question 8

What is tan?

Answer 8

t= opposite/adjacent

Question 9

use inverse-1 sign when…

Answer 9

finding angle of a measure in a right triangle

Question 10

what is the pythagorean theorem?

Answer 10

to find hypotenuse of right triangle

Question 11

what is the slope formula?

Answer 11

y2-y1/x2-x1

Question 12

what is the equation of a circle?

Answer 12

c= (h,k) (x-h)2 + (y-k)2

Question 13

what is the rule for reflection of x-axis?

Answer 13

(X,y) = (x,-y)

Question 14

Reflection of y-axis

Answer 14

x,y = -x,y

Question 15

reflection of y=x

Answer 15

x,y = y,x

Question 16

reflection of y=-x

Answer 16

X,Y = -y,-x

Question 17

rotation 90 degree cc

Answer 17

x,y = -y,x

Question 18

180 rotation

Answer 18

x,y = -x,-y

Question 19

rotation 270

Answer 19

x,y = y,-x

Question 20

What is the midpoint formula?

Answer 20

m= x1+x2/2 y1+y2/2

Question 21

What does an equilateral triangle have

Answer 21

Three equal angles

Question 22

What does an isosceles triangle have

Answer 22

Two equal angles

Question 23

What does a scalene triangle have

Answer 23

Three different angles

Question 24

What does the sum of interior angle measure in a triangle

Answer 24

180

Question 25

What is the measurement exterior angle of a triangle equal

Answer 25

The sum of the interior angle measures

Question 26

What is the sum of an exterior angle measure of a convex polygon

Answer 26

360

Question 27

What is the formula for the sum of interior angles of a polygon

Answer 27

(n-2)180

Question 28

What is the formula to find the length of an arc

Answer 28

l= m/360 (C)

Question 29

What is the formula to find the diameter of a circle

Answer 29

d=2r

Question 30

What is a polyhedron?

Answer 30

3-d figure made up of flat surfaces

Question 31

What is the law of sines?

Answer 31

a/sin (A) = b/sin (B) = c/sin (C)

Question 32

what is the law of cosine?

Answer 32

a^2=b^2+c^2 -2(b)(c) cos (A)

Question 33

What is the formula for surface area of a cylinder?

Answer 33

SA= Atop+Abottom+Aside

Question 34

What is the surface area formula for a prism

Answer 34

SA= sum of faces

Question 35

What is the surface area formula for a pyramid

Answer 35

SA= 1/2bh

= sum of faces

Question 36

What is the surface area formula for a cone

Answer 36

SA= B+L.a
= area of base + lateral area
= 3.14r^2 + 3.14rs

Question 37

If a triangle has two angle measures and one side length which law do you use

Answer 37

Law of sines

Question 38

If a triangle has one angle measure and two side lengths which law do you use

Answer 38

Law of cosines