Find the measures of the angles.
a. m∠x
b. m∠y
a. m∠x = 50°
m∠y = 135°
b. m∠x = 125°
m∠y = 50°
c. m∠x = 50°
m∠y = 125°
d. m∠x = 135°
m∠y = 50°

Which pair of angles are vertical angles? ∠1 and ∠4∠1 and ∠2∠2 and ∠4∠2 and ∠3more than one answer.

The radius of the circle is 4 cm and the measure of the central angle is 90° the area of the sector with a central angle measuring 90° and radius of length 4 cm is vt cm the triangle in the sector is 4 cm the area of the triangle is v/cm² the area of the segment of the circle is (471 - ) cm?

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