Answer:
13
Step-by-step explanation:
x/y = 4
x=4y
x - y = 39
4y - y = 39
3y = 39
y= 13
Use this simple calcula tor to find the area and perimeter of a rectangle. ... Suppose the length is a = 6 inches and the width is b = 4 inches.
Answer:
8.75
Step-by-step explanation:
211/8 = 26.375
141/8 = 17.625
now,
211/8-141/8
26.375-17.625
8.75
Answer:
I believe it is 6.
Step-by-step explanation:
Answer:
B. 15 + 5√3.
Step-by-step explanation:
The ratio of the sides in a 30-60-90 triangle is 1:√3:2.
So here the lengths of the sides are 5, 5√3 and 10.
Perimeter = 15 + 5√3.