The length of the major arc LNM is 
<h3><u>Length of an arc</u></h3>
From the question,
We are to determine the value of the length of the major arc LNM
The length of the major arc LNM can be calculated using the formula

Where r is the radius
First, we will determine the value of the reflex ∠LKM
Reflex ∠LKM + ∠LKM = 360° (<em>Sum of angles at a point</em>)
From the given information,
∠LKM = 70°
Then,
Reflex ∠LKM + 70° = 360°
Reflex ∠LKM = 360° - 70°
Reflex ∠LKM = 290°
Also, from the question
r = 3 cm
Now, putting the parameters into the formula, we get

Then,


Hence, the length of the major arc LNM is 
Learn more on calculating length of an arc here: brainly.com/question/2005046
68>6t+4 when ever the number is per something(the 6) you put the variable with it and 4 is the constant
t>16
The concept of factoring quadratic equations simply is one of the ways to solve for the zeroes of the quadratic equation.
<h3>What is quadratic equations by factoring?</h3>
The concept of factoring quadratics is a technique which is characterized by expressing the quadratic equation ax2 + bx + c = 0 as a product of its associated linear factors as (x - f)(x - g), in which case, f and g are the roots of the quadratic equation ax2 + bx + c = 0.
Factoring is an important concept that helps express equations of any type in simpler forms The mode of operation of the factoring works such that, the polynomial is rewritten in a simpler form and consequently, expressed as a product of it's linear factors.
Read more on factorisation of quadratics;
brainly.com/question/472337
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Answer:
21
Step-by-step explanation:
5×3=15
7×3=21