please help with maths !

Please Help With Maths class=

Answer :

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.)

Answer:

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

Go Question: Other Questions