The measurement of AB is 16.23.
Solution:
Given ACB is a right angled triangle.
AC = 10, ∠C = 90° and ∠A = 52°.
cos θ ≈ 0.616
Here AC is the base and AB is Hypotenuse.
To find the length of AB:



Do cross multiplication, we get

AB = 16.23
Hence the measurement of AB is 16.23.
Answer:

B. 20
Step-by-step explanation:
<em>First, you divide by 5 from both sides of equation.</em>
<em>
</em>
<em>Simplify, to find the answer.</em>
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</em>
<em>
, which is our answer.</em>
D. 53, 107
The pattern is multiplying the previous number by two and then adding one to it.