PLZZ HELP! Match each problem (term) with its sum or difference (definition).

Match Term Definition
8.34 + 13.74 A) 84.774
83.4 + 1.374 B) 69.66
8.34 − 1.374 C) 6.966
83.4 − 13.74 D) 22.08

Can (3,5 and square root 34) be sides on a right triangle?

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)- 144x+360 what am i doing wrong?

40 points. given: two congruent angles ∠c and ∠r are supplementary. prove: ∠r and ∠c are both right angles. it doesn't have to be exactly 10 rows. statements reasons1. 1. 2. 2. 3. 3. 4. 4. 5. 5. 6. 6. 7. 7. 8. 8. 9. 9. 10. 10.