Answer:
20 : 43
Step-by-step explanation:
width : length
40 mm : 86 mm
40 : 86
20 : 43
Answer:0.175 m/s
Step-by-step explanation:
Given
Two sides of length 9 and 13 m
angle between them is increasing at an angle of 0.02 rad/min
rate of increasing of third at 
let a=9
b=13
c=unknown side
Now using cos rule of triangle


Differentiating both sides we get

at 
c=11.53 m
substituting values we get


Answer: 15
Step by step explanation:
Answer:
-13 < 16
Step-by-step explanation:
(4 is x, -5 is y)
-5 - 8 < 4(4)
-13 < 16
It is true and is a solution
Answer:
○ D. 29
Step-by-step explanation:
According to the Order of Operations [GEMS\BOMDAS\PEMDAS etc.], evaluate all expressions inside grouping symbols, take care of the exponents, indices, roots, etcetera, evaluate Division & Multiplication from left to right, then evaluate Subtraction & Addition from right to left [or left to right, as long as you know what you are doing correctly]:

I am joyous to assist you anytime.