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Complete:
In the figure, ∠c+∠f= −−−−−∠c+∠f=\ -----∠c+∠f= −−−−− \
180°180°180°
80°80°80°
380°380°380°
In the figure, identify the pair of co-interior angles.
c, dc,\ dc, d
h, bh,\ bh, b
c, ec,\ ec, e
Complete:
Co-interior angles always add up to __________
280°280°280°
360°360°360°
h, ah,\ ah, a
e, fe,\ fe, f
Is the sentence true or false?
The two interior angles are only equal when they are both 90º.
true
false
h, dh,\ dh, d
a, ha,\ ha, h
a, ea,\ ea, e
c, fc,\ fc, f
h, eh,\ eh, e
. In the figure, identify the pair of co-interior angles.
h, gh,\ gh, g
d, bd,\ bd, b
In the figure, ∠a+∠e=−−−−−−−∠a+∠e=-------∠a+∠e=−−−−−−− .
g, eg,\ eg, e
It is done.