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Phantasy [73]
3 years ago
9

please help with maths !

Mathematics
2 answers:
Margarita [4]3 years ago
8 0

Answer:

use Pythagoras theorem for this question because this is a right angled triangle

Anna11 [10]3 years ago
4 0

Answer:

4.91

Step-by-step explanation:

trying to find adjacent, you know the angle and hypotenuse, so use the CAH equation

cos(51) x 7.8 = 4.91 (3 s.f.)

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