Answer:
Ф = 39.4 degrees
Step-by-step explanation:
The ratio 5.75 / 7 is the tangent of the angle of elevation. Using the inverse tangent function on a calculator returns Ф = 39.4 degrees.
a.1 1 2 3
2'4'5'10 that is ig
yes, the triangle are congruent by SAS
6720
The writing 8P5 represents the number of permutations of 8 elements taken 5 at a time.
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<u>First Method</u> :
8P5 = 8 × 7 × 6 × 5 × 4
= 6720
<u>Second Method</u> :