Answer:
Recall the Triangle Angle Sum Theorem
Step-by-step explanation:
Answer:2/3 x 15 = 10
1/4 x 5 = 1.25
2 1/2 x 1/7 = 5/14
Step-by-step explanation:
Given:
A figure.
and 
To find:
What kind of figure and the value of x
Solution:
All four sides are congruent.
Diagonals bisect each other.
There the given figure is rhombus.
Diagonals bisect the angles.
⇒ 

Subtract 3 on both sides.


Subtract 6x from both sides.


Divide by 3 on both sides.


The value of x is
.
ت &:$:$$:٧:٧٣٧٣٨٧٣(:(نيjdjsisvshsisbsushvzhdd
54+ squared root symbol 29 + squared root symbol 778