Question

can someone please help me with this

Answer 1

sure mate.. the m means magnitude right?

Answer 2

yep

Answer 3

and when u guys do this can you show your work so i can c how u got it?

Answer 4

chris we gana do this together ok?

Answer 5

ok

Answer 6

number 1.) ok so you know that the sum of angles of a triangle = 180. so we have angle B + 90 + angle CBD = 180 right? now to find CBD. CBD and the angle of value 128 lie on a straight line. so CBD=?

Answer 7

65 right

Answer 8

uhm,no. angles on a straight line add up to 180. sp 180-128=52

Answer 9

now B + 90 + 52=180. solve for B and you get?

Answer 10

38

Answer 11

yup. nw number 2

Answer 12

so 38 would be the first answer?