Question

Find m 5 years ago

Answer 1

so the angles are going to be supplementary

Answer 2

Add up equal 180

Answer 3

which means they add up to 180

Answer 4

I don’t understand

Answer 5

Take a look at this image

Answer 6

Add the two together
u+99+3u-3=180

Answer 7

Ok

Answer 8

the opposite angles are equal

the two angles next to each other add up to 180

all 4 angles add up to 360

Answer 9

Ok

Answer 10

It’s 21

Answer 11

yes

Answer 12

Good job!

Answer 13

I got it wrong

Answer 14

oops that was the value of `u`

so we have to now put u = 21 and find angle D


angle D is opposite angle F so it's the same as us u + 99

so angle D = u + 99

what is 21 + 99

Answer 15

Ok thank

Answer 16

no problem