There are 540 degrees total in the interior angles of a regular pentagon.
Just so you know, the total degrees of interior angles goes up by 180 degrees.
A triangle is 180 degrees, a quadrilateral 360, and a pentagon 540.
Answer:
A square
Step-by-step explanation:
Answer:
x=1
y=-1/2
Step-by-step explanation:
x+2y=0....(1)
10y=-5.....(2)
From (2) we can find y.
y=-5/10
y=-1/2
Use that in (1)
x+2*(-1/2)=0
x-1=0
x=1
Answer:
1.5 % is same as 1.50
explanation:
because 1.5 means that the equipment used to measure the number could not measure .It's equal, 1.50 is the same thing just with an added zero.
Answer:
66 notes of 5 riyal
76 notes of 10 riyal
Step-by-step explanation:
(10x + 10) +5x = 1000
15x = 990
x = 66
so there are 66 of 5 riyal notes and 66 + 10 ie 76 of 10 riyal notes
