Answer:
r = 19.2deg
Step-by-step explanation:
6r + 5 = 30 + 90 (exterior angles of a triangle)
6r = 115
r = 19.2deg (1dp)
Topic: Angles
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Answer:
A
Step-by-step explanation:
Sn=a(n-1) d
this formula for Calculating arithmetic sequence
Answer:
Ice
Step-by-step explanation:
If the graph is this one:http://assets.openstudy.com/updates/attachments/556b7614e4b0ae03fc84336f-haileyjcaroen-1433105982090...
Then the correct features that are present in this polar graph are Symetry about the polar axis= 0 and Symetry about the pole (0,0), so B and C. Hope this helps.
