Cary collected a total of 400 pennies and dimes. 80% of them
are pennies. After donating some pennies, 50% of the
remaining coins were pennies. How many pennies did Cary
donate?
pennies

What expression is equivalent to (84+16)

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.

What is the area of the shaded sector?