Respuesta :

Answer:

A=bh=21·13=273

Step-by-step explanation:

using this formula A=bh

place base in b, and the height or hypotenuse in A

Answer: A~267.96

Step-by-step explanation: Draw a height down from the top of the arrow to the base. USE the formula for the Area of a parallelogram A=bh (base x heght) find height using trig 13sin79 . Then multiply 21 x 12.76