Acircle is centered on point bb b b . points aa a a , cc c c and dd d d lie on its circumference. if ∠adc\orange{\angle adc} ∠adc start color #ffa500, angle, a, d, c, end color #ffa500 measures 61∘61^\circ 61 ∘ 61, degrees , what does ∠abc\blue{\angle abc} ∠abc start color #6495ed, angle, a, b, c, end color #6495ed measure? ∘^\circ ∘ degrees

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?

The price of a lawn mower is x dollars. the store is having a 75% end of summer clearance sale. which expression can be used to find the clearance price of the mower? a) .25x b) .75x c) x - .25(75) d) x + .25(75)

The area of a square floor on a scale drawing is 64 square centimeters, and the scale drawing is 1 centimeter: 3 ft. what is the area of the actual floor? what is the ratio of the area in the drawing to the actual area? the area of the actual floor is square feet. the ratio of the area in the drawing to the actual area is 1 square centimeter: square feet.