Finding area of oblique triangles

Use Heron's formula to find the area of  $\Delta ABC$  
if a = 9cm, b = 11cm, c = 16cm

• 52.1 sq cm

• 89.5 sq cm

• 47.6 sq cm

• 15.2 sq cm

Tags

CCSS.6.G.A.1

Use Heron's formula to find the area of  $\Delta ABC$  if
a = 29in, b = 25in, c = 27 in

• 312.2 sq in 

• 110.6 sq in

• 19.5 sq in

• 786.9 sq in

Find the area of triangle ABC using the SAS formula
A =  $98\degree$  , b = 13mm, c = 8mm

• 112.4 $mm^2$  

• 68.9 $mm^2$  

• 51.5 $mm^2$  

• 98.2 $mm^2$  

Tags

CCSS.HSG.SRT.D.9

Find the area of triangle ABC using the SAS formula
A =  $67\degree$  , b = 11yd, c = 24 yd

• 209.1 $yd^2$  

• 58.2 $yd^2$  

• 112.8 $yd^2$  

• 121.5 $yd^2$