Kyle is finding the area of this figure using a rectangle and a triangle. what is the area of the figure?

a) 315 cm2

b) 405 cm2

c) 90 cm2

d) 325 cm2

B.405 cm2

Step-by-step explanation:

12 times 15 is 315. The area of the rectangle is 315.

The area of the triangle is 90.

Add them and i got 405.

Answer

Area of the figure which is combination of  rectangle and a triangle

  = Area of Rectangle + Area of Triangle

 = Length × Breadth +

 = 21 × 15 +

= 315 + 90

= 405 cm²

Option (B)

341

step-by-step explanation:

all you have to do is 9x31 (which equals 279) and then 20x31 (which equals 620). then you have to subtract. 620-279=341.

jml angle lkj & angle mj = lm