HW7-Unit4-Classifying Triangles

What is the name of this triangle based on the measure of its angles and sides?

• Isosceles Right

• Isosceles Acute

• Equilateral Acute

• Scalene Obtuse

Tags

CCSS.4.G.A.2

Name this triangle according to the length of its sides and the measure of its angles

• Obtuse Scalene

• Obtuse Isosceles

• Acute Scalene

• Acute Isosceles

Tags

CCSS.4.G.A.2

What is the correct name for the triangle?

• Isosceles Acute

• Scalene Acute

• Isosceles Obtuse

• Isosceles Right

Tags

CCSS.4.G.A.2

Which of the following is not a correct description for the classification of this triangle?

• Equiangular

• Acute

• Scalene

• Equilateral

Tags

CCSS.4.G.A.2

If  $\overline{QN}\$  bisects  $\angle PQR$   and  $N$   is the midpoint of  $\overline{PR}\$  , what is the classification of  $\Delta TQS\$  ?

• Right Isosceles

• Acute Isosceles

• Acute Equilateral

• Right Isosceles

Tags

CCSS.HSG.CO.C.10

If  $\overline{QN}$  bisects  $\angle PQR\$  and  $N$   is the midpoint of  $\overline{PR}\$ , which classification does NOT apply to  $\Delta QNP?$  

• Right triangle

• Isosceles triangle

• Scalene triangle

Tags

CCSS.HSG.CO.C.10

Given the coordinates of points  $D\left(8,\ -6\right)\ \ E\left(-1,\ -3\right),\ and\ F\left(-2,\ 5\right),\$  in  $\Delta DEF,\$  what is the length of side  $DE?$  

• 8.06

• 9.48

• 14.86

Tags

CCSS.6.G.A.3

 Given the coordinates of points $D\left(8,\ -6\right),\ E\left(-1,\ -3\right),\ and\ F\left(-2,\ 5\right)$ ,  what is the measure of side  $EF$  ? 

• 9.48

• 8.06

• 14.86

Tags

CCSS.6.G.A.3

If  $\Delta JKL$   is an equilateral triangle,  $JK\ =\ 13x+5,\ KL\ =\ 17x-19,\ and\ JL\ =\ 8x\ +\ 35,$   what is the value of  $x?$  

•  $x\ =\ -6$  

•  $x\ =\ 6$  

•  $x\ =\ 9.7$  

•  $x=-9.7$  

Tags

CCSS.8.G.A.5

 $\Delta CDE$   is an isosceles triangle with  $\overline{CD}\ \cong\ \overline{DE.}$   If  $CD\ =\ 9x\ -\ 25,\ DE\ =\ 6x+8,\ and\ CE\ =\ 10x\ -\ 73,\$   find the measure of side  $DE$  ?

• 11

• 37

• 74

Tags

CCSS.HSG.SRT.B.4