x= 90° - 63° = 27° (NO perpendicular to AOB)
angle DOB = (90°+90°) -128° (angles on a straight line)
= 180° - 128°
= 52°
y= 180° - x - 63° - angle DOB (angles on a straight line)
=180° - 27° - 63° - 52°
= 38°
I'm not sure of the answer tho^^ good luck!
Answer:
Volume of a pyramid is
V=lwh÷3
=(4·5·6)÷3
=40
50p
Step-by-step explanation:
pls mark brainliest! have a lovely day
This is right m does equal 13. D first you multiply everything in the para thesis and so on
B