Question

Find the height of a triangle , if it’s area is 87 sq cm and base is 15 cm

Answer 1

Answer:

area of a triangle = 0.5 or 1/2 * h * b

then 1/2 * 15 * y = 87

15/2y = 87

87*2/15 =y

Step-by-step explanation:

hpe it help you

Answer 2

Step-by-step explanation:

$\large \bf \: let \: height = x \\ \implies \: area \: of \: triangle = \frac{1}{2} \times b \times h \\ \bf \: atq \\ \implies \bf \: \frac{1}{2} \times 15 \times x = 87 \\ x = \frac{87 \times 2}{15} = \\ \huge \bf11.6cm$