Answer:
180
Step-by-step explanation:
If the awnsers are equal and make a full 360 angle, the angle of one of them is 180 because that is half of 360.
Answer:
- 
Step-by-step explanation:
=
( cross- multiply )
6x = 5y ( divide both sides by 6 )
x =
y
Then
← substitute x =
y into the expression
= 
= 
= 
=
× - 
= - 
Answer:
(1) Parallelogram A parallelogram is a quadrilateral with two
sets of parallel sides. The opposite or facing sides of a
parallelogram are of equal length, and the opposite angles of a
(2) Square
A square is a regular quadrilateral. This means that is has four
equal sides and four equal angles.
(3) Rhombus A rhombus is a quadrilateral whose four sides all have the same
length. Opposite angles of a rhombus have equal measure. The two
diagonals of a rhombus are perpendicular.
(4) Rectangle
A rectangle normally refers to a quadrilateral with four right
angles.
Parallelogram
Step-by-step explanation: