Question

What is the value of b?




http://static.k12.com/calms_media/media/1561000_1561500/1561080/1/0709bf0c0b1e5b80e94df5674e78eb678158d27d/MS_IMC-1401107-109055.jpg

Answer 1

i think its 39

Answer 2

well that square in the corner is another thing showing you its a right triangle

Answer 3

so with the format ive been showing you ...

Answer 4

A triangles angles sum up to 180 degrees
if you already have 51 and you know that the other is 90 (cuz of the box)

90 + 51 = 141

180 - 141 = 39

GOOD JOB :)

Answer 5

thx

Answer 6

np :)

Answer 7

hai gaby

Answer 8

hello @mathsciencehistory