If joy's age is now three times her age 14 years ago how old is she

She is 42 Years Old.

Step-by-step explanation: If She is 3 times her age, you have to multiply. and That means you have to do 14 x 3. and that equals 42. Good Luck on Your Test!

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∠acb = 8°

step-by-step explanation:

∠xba lies on the circle and is half the measure of the intercepted arc ax

hence

measure of arc ax = 2 × 42° = 84°

∠acb is outside the circle and is

∠acb = (arcab - arcax ), hence

∠acb = 0.5 (100 - 84) = 0.5 × 16° = 8°