5. Find the value of x. (x+16) (4x-5)
1 answer:
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Answer:
54.67 cm²
Step-by-step explanation:
Given that the two sides of Δ ABC are 8.2 cm and 13.5 cm and the angle included by those sides is 81°.
Let, b = 8.2 cm and c = 13.5 cm and ∠ A = 81°
Hence, area of triangle ABC, Δ =
⇒ Δ =
⇒ Δ =
⇒ Δ = 54.67 cm² (Answer)
By using exponent, it can be verified that
in standard form is
What are exponent?
Exponent tells us how many times a number is multiplied by itself.
For example : In
Here, 2 is multiplied by itself 4 times.
If (m times), a is the base and m is the index.
The laws of index are
The given exponent is
To learn more about exponent, refer to the link:
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