Lucas is inspecting a floor plan of his new house
with a scale of 5 cm : 4 m. the dimensions of his
bedroom in the scaled plan are 6 cm by 7 cm.
what is the area of lucas’s actual bedroom in
square meters?

Theareaof Lucas’s actual bedroom is

Step-by-step explanation:

we know that

The scale is equal to

step 1

Find the  dimensions of Lucas’s actual bedroom

To find the actual's dimensions divide the dimensions in the scaled plan by the scale

step 2

Find the areaof Lucas’s actual bedroom

The area is equal to

12

step-by-step explanation:

a triangle's   full angle is 180 degrees so 180 - 156 = 24. 24/2=12