- ∠1, ∠2, and ∠3 respectively measure
a. 90°, 40°, 140°.
b.139°, 41°, 97°.
c. 42°, 97°, 41°.
d.41°, 42°, 83°. - The measurement of ∠OPS is
a. 139°.
b.83°.
c. 42°.
d.41°.
Set 20
Choose the best answer.
- If ∠LKN and ∠NOP are complementary angles,
a. they are both acute.
b.they must both measure 45°.
c. they are both obtuse.
d.one is acute and the other is obtuse.
e.No determination can be made. - If ∠KAT and ∠GIF are supplementary angles,
a. they are both acute.
b.they must both measure 90°.
c. they are both obtuse.
d.one is acute and the other is obtuse.
e.No determination can be made. - If ∠DEF and ∠IPN are congruent, they are
a. complementary angles.
b.supplementary angles.
c. right angles.
d.adjacent angles.
e.No determination can be made.
501 Geometry Questions