What is the arc length of arc cd in the circle below? (1 point) circle a is shown with a radius labeled 10 feet and a central angle marked 40 degrees. 3.14 feet 4.88 feet 6.98 feet 11.78 feet

Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.

Iwill arward ! , i if bt ≅ eu , bu ≅ et , prove: ∠b ≅ ∠e. fill in the blanks: draw segment ut ≅ bt≅ bu ≅ △ubt ≅ △