30 1/6 you double the two numbers and add them together.
Answer:
Step-by-step explanation:
s and r are the arc length and radius, respectively.
perimeter of sector = s+2r = 8
s = 8-2r
θ = s/r = (8-2r)/r
Answer:
no change in area
Step-by-step explanation:
The original area is
A = 12*5 = 60 ft^2
The new length and width
l = 12 + .25 (12) = 12+3 =15
w = 5 - .2 (5) =5-1 = 4
The new area is
A = l*w =15*4 = 60 ft^2
The area is the same
Answer:
A-In a paragraph proof, statements and their justifications are written in sentences in a logical order.
B-A two-column proof consists of a list statements and the reasons the statements are true.
D-A flowchart proof is a visual way of describing the statements and reasons for a proof.
Step-by-step explanation: