Let ABC be a right-angled triangle with ∠B = 90◦. Let It be the incentre of ABC. Draw a line perpendicular to AI at I. Let it in
tersect the line CB at D. Prove that CI is perpendicular to AD and prove that ID =Sqrt(b(b − a)) ,where BC = a and CA = b.
2 answers:
Answer:
PLEASe Give BRAINLIEst
Step-by-step explanation:
Answer:
When i did it it was <C-90*.
Step-by-step explanation:
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Answer:
tienes que tener 160kg de carne
Step-by-step explanation:
A = -65
b = 8
a * b = -65 * 8 = - 520
when multiplying, if the signs are different, then the product is negative
Answer:
-6
Step-by-step explanation:
= -3 × -3
-3 × -3 = 9
7 × -3 =-21
9 - 21 +6 = -6
Answer:
Step-by-step explanation:
3-8 = 3 + (-8) = -(8-3) = -5
8 - 3 = 8 + (-3) = 8 - 3 = 5
Answer:
315
Step-by-step explanation:
180+((75/100)x180)=
180+(3/4 x 180)=
180+135=
315