Answer:
13
Step-by-step explanation:
the difference is -5
- nth=a+(n-1)d
- a=253,n=49,d=5
- 253+(49-1)×-5
- 253+48×-5
- 253+(-240)
- 253-240=13
the 49th term is 13
Answer: Isosceles
<u>Step-by-step explanation:</u>
When two sides of a triangle are congruent, it is an isosceles triangle.
When three sides of a triangle are congruent, it is an equilateral triangle.
Answer:
They add up to equal 90 degrees.
Answer:

Step-by-step explanation:
GIVEN: A square with base
, a circle that perfectly fits inside square.
TO FIND: Approximate area of circle.
SOLUTION:
Consider the figure attached.
let the radius of circle be 
radius of circle 


Area of circle 


Hence the area of circle that perfectly fits inside the square is 
Option a:
is the right answer
Step-by-step explanation:
The given expression is:

As the denominators of both terms are same, the LCM will be x-2
so

Subtracting

Hence,
Option a:
is the right answer
Keywords: Polynomials, fractions
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