The 3 inside angles of a triangle need to = 180 degrees
you are given 70 and 80 which = 150 degrees ( 70 +80 = 150)
so the missing angle (PQR) = 180 - 150 = 30 degrees
-4.8 here’s in decimal form
Answer:
d = Density,
m = Mass,
v = Volume
Step-by-step explanation:
m ÷ v = d (Density)
Mass: m =d × v
Volume: v = m ÷ d
<h3><em>1. This is a <u>Quadrilateral </u></em><em><u>Polygon </u></em><em><u>(</u></em><em><u>4</u></em><em><u> </u></em><em><u>sides)</u></em></h3><h3><em>2. This is a <u>Pentagon </u></em><em><u>Polygon </u></em><em><u>(</u></em><em><u>5</u></em><em><u> </u></em><em><u>sides)</u></em></h3>
