Subtract -5x^2-9x+8−5x 2 −9x+8 from -6x^2+5−6x 2 +5.
1 answer:
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Answer:
The length of the longest side is 13mm
Step-by-step explanation:
Represent the two sides with a and b, where a is the longest
Required
Determine the length of the longest side
Perimeter of a kite is calculated as thus:
Make b the subject in
Substitute a - 1 for b and 50 for Perimeter in
Divide through by 2
Add 1 to both sides
Solve for a
<em>Hence, the length of the longest side is 13mm</em>
Answer:
≈ 39.3 in²
Step-by-step explanation:
The area of the sector is calculated as
A = area of circle × fraction of circle
= πr² ×
= π × 10² ×
= ≈ 39.3 in² ( to 1 dec. place )