Fie ABCD un trapez dreptunghic cu AB || CD, AB= 27cm, CD=18cm, AD=12cm si m(A)= 90*. Sa se afle: a) Perimetrul si aria trapezului
b) Lungimile diagonalelor trapezului
c) Distanta de la punctul A la dreapta BC, precum si distanta dela punctul B la dreapta AC

DAU COROANA!

Write the contrapositive of the conditional statement. determine whether the contrapositive is true or false. if it is false, find a counterexample. a converse statement is formed by exchanging the hypothesis and conclusion of the conditional. a) a non-converse statement is not formed by exchanging the hypothesis and conclusion of the conditional. true b) a statement not formed by exchanging the hypothesis and conclusion of the conditional is a converse statement. false; an inverse statement is not formed by exchanging the hypothesis and conclusion of the conditional. c) a non-converse statement is formed by exchanging the hypothesis and conclusion of the conditional. false; an inverse statement is formed by negating both the hypothesis and conclusion of the conditional. d) a statement not formed by exchanging the hypothesis and conclusion of the conditional is not a converse statement. true